Home / 9,362,139.60-14,043,209.40-8,279,720.40

Finding the Fourth Proportional to 9,362,139.60, 14,043,209.40 and 8,279,720.40

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Solution

The fourth proportional to 9,362,139.60, 14,043,209.40 and 8,279,720.40 is: 12,419,580.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,362,139.60 : 14,043,209.40 = 8,279,720.40 : x
  2. Step 2: Convert to fraction form
    9,362,139.60/14,043,209.40 = 8,279,720.40/x
  3. Step 3: Cross multiply
    9,362,139.60x = 14,043,209.40 × 8,279,720.40
  4. Step 4: Simplify right side
    9,362,139.60x = 116,273,847,350,651.77
  5. Step 5: Solve for x
    x = 116,273,847,350,651.77/9,362,139.60
  6. Step 6: Final answer
    x = 12,419,580.60

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Double scale
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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.