Home / 27,377,896.72-37,781,498.20-15,154,753.72

Finding the Fourth Proportional to 27,377,896.72, 37,781,498.20 and 15,154,753.72

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Solution

The fourth proportional to 27,377,896.72, 37,781,498.20 and 15,154,753.72 is: 20,913,560.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,377,896.72 : 37,781,498.20 = 15,154,753.72 : x
  2. Step 2: Convert to fraction form
    27,377,896.72/37,781,498.20 = 15,154,753.72/x
  3. Step 3: Cross multiply
    27,377,896.72x = 37,781,498.20 × 15,154,753.72
  4. Step 4: Simplify right side
    27,377,896.72x = 572,569,300,393,623.38
  5. Step 5: Solve for x
    x = 572,569,300,393,623.38/27,377,896.72
  6. Step 6: Final answer
    x = 20,913,560.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.