Home / 12,092,976-16,688,306.88-6,660,468

Finding the Fourth Proportional to 12,092,976, 16,688,306.88 and 6,660,468

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Solution

The fourth proportional to 12,092,976, 16,688,306.88 and 6,660,468 is: 9,191,445.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,092,976 : 16,688,306.88 = 6,660,468 : x
  2. Step 2: Convert to fraction form
    12,092,976/16,688,306.88 = 6,660,468/x
  3. Step 3: Cross multiply
    12,092,976x = 16,688,306.88 × 6,660,468
  4. Step 4: Simplify right side
    12,092,976x = 111,151,933,948,419.84
  5. Step 5: Solve for x
    x = 111,151,933,948,419.84/12,092,976
  6. Step 6: Final answer
    x = 9,191,445.84

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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.