Home / 12,092,497.28-16,688,404.32-6,659,987.84

Finding the Fourth Proportional to 12,092,497.28, 16,688,404.32 and 6,659,987.84

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Solution

The fourth proportional to 12,092,497.28, 16,688,404.32 and 6,659,987.84 is: 9,191,200.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,092,497.28 : 16,688,404.32 = 6,659,987.84 : x
  2. Step 2: Convert to fraction form
    12,092,497.28/16,688,404.32 = 6,659,987.84/x
  3. Step 3: Cross multiply
    12,092,497.28x = 16,688,404.32 × 6,659,987.84
  4. Step 4: Simplify right side
    12,092,497.28x = 111,144,569,840,203.47
  5. Step 5: Solve for x
    x = 111,144,569,840,203.47/12,092,497.28
  6. Step 6: Final answer
    x = 9,191,200.73

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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.