Home / 9,162,145.60-13,743,218.40-8,321,646.40

Finding the Fourth Proportional to 9,162,145.60, 13,743,218.40 and 8,321,646.40

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Solution

The fourth proportional to 9,162,145.60, 13,743,218.40 and 8,321,646.40 is: 12,482,469.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,162,145.60 : 13,743,218.40 = 8,321,646.40 : x
  2. Step 2: Convert to fraction form
    9,162,145.60/13,743,218.40 = 8,321,646.40/x
  3. Step 3: Cross multiply
    9,162,145.60x = 13,743,218.40 × 8,321,646.40
  4. Step 4: Simplify right side
    9,162,145.60x = 114,366,203,922,773.77
  5. Step 5: Solve for x
    x = 114,366,203,922,773.77/9,162,145.60
  6. Step 6: Final answer
    x = 12,482,469.60

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Double scale
Find fourth proportional to 9,162,146.60, 13,743,219.90 and 8,321,647.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.