Home / 5,149,337.90-7,106,419.13-2,857,498.58

Finding the Fourth Proportional to 5,149,337.90, 7,106,419.13 and 2,857,498.58

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Solution

The fourth proportional to 5,149,337.90, 7,106,419.13 and 2,857,498.58 is: 3,943,532.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149,337.90 : 7,106,419.13 = 2,857,498.58 : x
  2. Step 2: Convert to fraction form
    5,149,337.90/7,106,419.13 = 2,857,498.58/x
  3. Step 3: Cross multiply
    5,149,337.90x = 7,106,419.13 × 2,857,498.58
  4. Step 4: Simplify right side
    5,149,337.90x = 20,306,582,558,572.34
  5. Step 5: Solve for x
    x = 20,306,582,558,572.34/5,149,337.90
  6. Step 6: Final answer
    x = 3,943,532.73

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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.