Home / 6,513,565.55-8,989,798.50-3,613,890.58

Finding the Fourth Proportional to 6,513,565.55, 8,989,798.50 and 3,613,890.58

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Solution

The fourth proportional to 6,513,565.55, 8,989,798.50 and 3,613,890.58 is: 4,987,767.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,513,565.55 : 8,989,798.50 = 3,613,890.58 : x
  2. Step 2: Convert to fraction form
    6,513,565.55/8,989,798.50 = 3,613,890.58/x
  3. Step 3: Cross multiply
    6,513,565.55x = 8,989,798.50 × 3,613,890.58
  4. Step 4: Simplify right side
    6,513,565.55x = 32,488,148,092,773.64
  5. Step 5: Solve for x
    x = 32,488,148,092,773.64/6,513,565.55
  6. Step 6: Final answer
    x = 4,987,767.13

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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.