Home / 40,119,805.16-60,183,906.78-13,195,560.68

Finding the Fourth Proportional to 40,119,805.16, 60,183,906.78 and 13,195,560.68

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Solution

The fourth proportional to 40,119,805.16, 60,183,906.78 and 13,195,560.68 is: 19,794,722.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,119,805.16 : 60,183,906.78 = 13,195,560.68 : x
  2. Step 2: Convert to fraction form
    40,119,805.16/60,183,906.78 = 13,195,560.68/x
  3. Step 3: Cross multiply
    40,119,805.16x = 60,183,906.78 × 13,195,560.68
  4. Step 4: Simplify right side
    40,119,805.16x = 794,160,393,874,953.38
  5. Step 5: Solve for x
    x = 794,160,393,874,953.38/40,119,805.16
  6. Step 6: Final answer
    x = 19,794,722.10

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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.