Home / 10,609,940.91-14,641,718.45-5,781,044.91

Finding the Fourth Proportional to 10,609,940.91, 14,641,718.45 and 5,781,044.91

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Solution

The fourth proportional to 10,609,940.91, 14,641,718.45 and 5,781,044.91 is: 7,977,841.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,609,940.91 : 14,641,718.45 = 5,781,044.91 : x
  2. Step 2: Convert to fraction form
    10,609,940.91/14,641,718.45 = 5,781,044.91/x
  3. Step 3: Cross multiply
    10,609,940.91x = 14,641,718.45 × 5,781,044.91
  4. Step 4: Simplify right side
    10,609,940.91x = 84,644,431,890,120.38
  5. Step 5: Solve for x
    x = 84,644,431,890,120.38/10,609,940.91
  6. Step 6: Final answer
    x = 7,977,841.97

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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.