Home / 57,470,123.20-86,247,175.20-40,464,011.20

Finding the Fourth Proportional to 57,470,123.20, 86,247,175.20 and 40,464,011.20

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Solution

The fourth proportional to 57,470,123.20, 86,247,175.20 and 40,464,011.20 is: 60,725,581.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,470,123.20 : 86,247,175.20 = 40,464,011.20 : x
  2. Step 2: Convert to fraction form
    57,470,123.20/86,247,175.20 = 40,464,011.20/x
  3. Step 3: Cross multiply
    57,470,123.20x = 86,247,175.20 × 40,464,011.20
  4. Step 4: Simplify right side
    57,470,123.20x = 3,489,906,663,261,162.50
  5. Step 5: Solve for x
    x = 3,489,906,663,261,162.50/57,470,123.20
  6. Step 6: Final answer
    x = 60,725,581.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.