Home / 48,159,358.38-72,241,557.21-13,618,285.38

Finding the Fourth Proportional to 48,159,358.38, 72,241,557.21 and 13,618,285.38

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Solution

The fourth proportional to 48,159,358.38, 72,241,557.21 and 13,618,285.38 is: 20,428,140.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,159,358.38 : 72,241,557.21 = 13,618,285.38 : x
  2. Step 2: Convert to fraction form
    48,159,358.38/72,241,557.21 = 13,618,285.38/x
  3. Step 3: Cross multiply
    48,159,358.38x = 72,241,557.21 × 13,618,285.38
  4. Step 4: Simplify right side
    48,159,358.38x = 983,806,142,381,376.50
  5. Step 5: Solve for x
    x = 983,806,142,381,376.50/48,159,358.38
  6. Step 6: Final answer
    x = 20,428,140.56

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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.