Home / 14,613,259.68-20,166,337.60-8,087,339.12

Finding the Fourth Proportional to 14,613,259.68, 20,166,337.60 and 8,087,339.12

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Solution

The fourth proportional to 14,613,259.68, 20,166,337.60 and 8,087,339.12 is: 11,160,549.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,613,259.68 : 20,166,337.60 = 8,087,339.12 : x
  2. Step 2: Convert to fraction form
    14,613,259.68/20,166,337.60 = 8,087,339.12/x
  3. Step 3: Cross multiply
    14,613,259.68x = 20,166,337.60 × 8,087,339.12
  4. Step 4: Simplify right side
    14,613,259.68x = 163,092,010,979,606.94
  5. Step 5: Solve for x
    x = 163,092,010,979,606.94/14,613,259.68
  6. Step 6: Final answer
    x = 11,160,549.70

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.