Home / 21,560,003.20-32,355,751.20-15,182,711.20

Finding the Fourth Proportional to 21,560,003.20, 32,355,751.20 and 15,182,711.20

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Solution

The fourth proportional to 21,560,003.20, 32,355,751.20 and 15,182,711.20 is: 22,785,155.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,560,003.20 : 32,355,751.20 = 15,182,711.20 : x
  2. Step 2: Convert to fraction form
    21,560,003.20/32,355,751.20 = 15,182,711.20/x
  3. Step 3: Cross multiply
    21,560,003.20x = 32,355,751.20 × 15,182,711.20
  4. Step 4: Simplify right side
    21,560,003.20x = 491,248,026,128,653.38
  5. Step 5: Solve for x
    x = 491,248,026,128,653.38/21,560,003.20
  6. Step 6: Final answer
    x = 22,785,155.53

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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.