Home / 48,444,186.92-72,648,172.01-19,680,631.70

Finding the Fourth Proportional to 48,444,186.92, 72,648,172.01 and 19,680,631.70

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Solution

The fourth proportional to 48,444,186.92, 72,648,172.01 and 19,680,631.70 is: 29,513,590.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,444,186.92 : 72,648,172.01 = 19,680,631.70 : x
  2. Step 2: Convert to fraction form
    48,444,186.92/72,648,172.01 = 19,680,631.70/x
  3. Step 3: Cross multiply
    48,444,186.92x = 72,648,172.01 × 19,680,631.70
  4. Step 4: Simplify right side
    48,444,186.92x = 1,429,761,916,693,019.50
  5. Step 5: Solve for x
    x = 1,429,761,916,693,019.50/48,444,186.92
  6. Step 6: Final answer
    x = 29,513,590.95

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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.