Home / 56,773,505.52-85,160,249.28-13,642,709.04

Finding the Fourth Proportional to 56,773,505.52, 85,160,249.28 and 13,642,709.04

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Solution

The fourth proportional to 56,773,505.52, 85,160,249.28 and 13,642,709.04 is: 20,464,061.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,773,505.52 : 85,160,249.28 = 13,642,709.04 : x
  2. Step 2: Convert to fraction form
    56,773,505.52/85,160,249.28 = 13,642,709.04/x
  3. Step 3: Cross multiply
    56,773,505.52x = 85,160,249.28 × 13,642,709.04
  4. Step 4: Simplify right side
    56,773,505.52x = 1,161,816,502,700,909.50
  5. Step 5: Solve for x
    x = 1,161,816,502,700,909.50/56,773,505.52
  6. Step 6: Final answer
    x = 20,464,061.40

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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.