Home / 10,542,700.80-15,814,051.20-8,952,314.40

Finding the Fourth Proportional to 10,542,700.80, 15,814,051.20 and 8,952,314.40

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Solution

The fourth proportional to 10,542,700.80, 15,814,051.20 and 8,952,314.40 is: 13,428,471.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,542,700.80 : 15,814,051.20 = 8,952,314.40 : x
  2. Step 2: Convert to fraction form
    10,542,700.80/15,814,051.20 = 8,952,314.40/x
  3. Step 3: Cross multiply
    10,542,700.80x = 15,814,051.20 × 8,952,314.40
  4. Step 4: Simplify right side
    10,542,700.80x = 141,572,358,280,097.28
  5. Step 5: Solve for x
    x = 141,572,358,280,097.28/10,542,700.80
  6. Step 6: Final answer
    x = 13,428,471.60

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Similar ratio
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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.