Home / 10,217,468.66-15,333,385.46-9,240,642.68

Finding the Fourth Proportional to 10,217,468.66, 15,333,385.46 and 9,240,642.68

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Solution

The fourth proportional to 10,217,468.66, 15,333,385.46 and 9,240,642.68 is: 13,867,459.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,217,468.66 : 15,333,385.46 = 9,240,642.68 : x
  2. Step 2: Convert to fraction form
    10,217,468.66/15,333,385.46 = 9,240,642.68/x
  3. Step 3: Cross multiply
    10,217,468.66x = 15,333,385.46 × 9,240,642.68
  4. Step 4: Simplify right side
    10,217,468.66x = 141,690,335,987,697.31
  5. Step 5: Solve for x
    x = 141,690,335,987,697.31/10,217,468.66
  6. Step 6: Final answer
    x = 13,867,459.82

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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.