Home / 4,156,387.29-5,739,776.10-3,929,946.66

Finding the Fourth Proportional to 4,156,387.29, 5,739,776.10 and 3,929,946.66

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Solution

The fourth proportional to 4,156,387.29, 5,739,776.10 and 3,929,946.66 is: 5,427,072.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156,387.29 : 5,739,776.10 = 3,929,946.66 : x
  2. Step 2: Convert to fraction form
    4,156,387.29/5,739,776.10 = 3,929,946.66/x
  3. Step 3: Cross multiply
    4,156,387.29x = 5,739,776.10 × 3,929,946.66
  4. Step 4: Simplify right side
    4,156,387.29x = 22,557,013,913,342.82
  5. Step 5: Solve for x
    x = 22,557,013,913,342.82/4,156,387.29
  6. Step 6: Final answer
    x = 5,427,072.20

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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.