Home / 10,649,121.72-14,695,787.64-5,754,343.72

Finding the Fourth Proportional to 10,649,121.72, 14,695,787.64 and 5,754,343.72

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Solution

The fourth proportional to 10,649,121.72, 14,695,787.64 and 5,754,343.72 is: 7,940,994.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,649,121.72 : 14,695,787.64 = 5,754,343.72 : x
  2. Step 2: Convert to fraction form
    10,649,121.72/14,695,787.64 = 5,754,343.72/x
  3. Step 3: Cross multiply
    10,649,121.72x = 14,695,787.64 × 5,754,343.72
  4. Step 4: Simplify right side
    10,649,121.72x = 84,564,613,316,687.62
  5. Step 5: Solve for x
    x = 84,564,613,316,687.62/10,649,121.72
  6. Step 6: Final answer
    x = 7,940,994.15

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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.