Home / 18,160,666.92-27,241,098.78-5,381,282.28

Finding the Fourth Proportional to 18,160,666.92, 27,241,098.78 and 5,381,282.28

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Solution

The fourth proportional to 18,160,666.92, 27,241,098.78 and 5,381,282.28 is: 8,071,952.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,160,666.92 : 27,241,098.78 = 5,381,282.28 : x
  2. Step 2: Convert to fraction form
    18,160,666.92/27,241,098.78 = 5,381,282.28/x
  3. Step 3: Cross multiply
    18,160,666.92x = 27,241,098.78 × 5,381,282.28
  4. Step 4: Simplify right side
    18,160,666.92x = 146,592,042,152,543.62
  5. Step 5: Solve for x
    x = 146,592,042,152,543.62/18,160,666.92
  6. Step 6: Final answer
    x = 8,071,952.58

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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.