Home / 12,485,132.25-18,596,046.15-11,924,952.27

Finding the Fourth Proportional to 12,485,132.25, 18,596,046.15 and 11,924,952.27

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Solution

The fourth proportional to 12,485,132.25, 18,596,046.15 and 11,924,952.27 is: 17,761,683.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,485,132.25 : 18,596,046.15 = 11,924,952.27 : x
  2. Step 2: Convert to fraction form
    12,485,132.25/18,596,046.15 = 11,924,952.27/x
  3. Step 3: Cross multiply
    12,485,132.25x = 18,596,046.15 × 11,924,952.27
  4. Step 4: Simplify right side
    12,485,132.25x = 221,756,962,749,467.25
  5. Step 5: Solve for x
    x = 221,756,962,749,467.25/12,485,132.25
  6. Step 6: Final answer
    x = 17,761,683.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.