Home / 21,791,952-32,675,849.28-10,107,578.88

Finding the Fourth Proportional to 21,791,952, 32,675,849.28 and 10,107,578.88

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Solution

The fourth proportional to 21,791,952, 32,675,849.28 and 10,107,578.88 is: 15,155,765.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,791,952 : 32,675,849.28 = 10,107,578.88 : x
  2. Step 2: Convert to fraction form
    21,791,952/32,675,849.28 = 10,107,578.88/x
  3. Step 3: Cross multiply
    21,791,952x = 32,675,849.28 × 10,107,578.88
  4. Step 4: Simplify right side
    21,791,952x = 330,273,724,068,591.25
  5. Step 5: Solve for x
    x = 330,273,724,068,591.25/21,791,952
  6. Step 6: Final answer
    x = 15,155,765.95

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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.