Home / 9,789,415.20-14,684,122.80-4,400,647.20

Finding the Fourth Proportional to 9,789,415.20, 14,684,122.80 and 4,400,647.20

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Solution

The fourth proportional to 9,789,415.20, 14,684,122.80 and 4,400,647.20 is: 6,600,970.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,789,415.20 : 14,684,122.80 = 4,400,647.20 : x
  2. Step 2: Convert to fraction form
    9,789,415.20/14,684,122.80 = 4,400,647.20/x
  3. Step 3: Cross multiply
    9,789,415.20x = 14,684,122.80 × 4,400,647.20
  4. Step 4: Simplify right side
    9,789,415.20x = 64,619,643,884,276.16
  5. Step 5: Solve for x
    x = 64,619,643,884,276.16/9,789,415.20
  6. Step 6: Final answer
    x = 6,600,970.80

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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.