Home / 40,872,046.50-61,290,270.81-11,719,453.14

Finding the Fourth Proportional to 40,872,046.50, 61,290,270.81 and 11,719,453.14

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Solution

The fourth proportional to 40,872,046.50, 61,290,270.81 and 11,719,453.14 is: 17,574,076.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,872,046.50 : 61,290,270.81 = 11,719,453.14 : x
  2. Step 2: Convert to fraction form
    40,872,046.50/61,290,270.81 = 11,719,453.14/x
  3. Step 3: Cross multiply
    40,872,046.50x = 61,290,270.81 × 11,719,453.14
  4. Step 4: Simplify right side
    40,872,046.50x = 718,288,456,695,704.88
  5. Step 5: Solve for x
    x = 718,288,456,695,704.88/40,872,046.50
  6. Step 6: Final answer
    x = 17,574,076.13

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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.