Home / 51,677,410.62-77,442,993.59-28,658,470.17

Finding the Fourth Proportional to 51,677,410.62, 77,442,993.59 and 28,658,470.17

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Solution

The fourth proportional to 51,677,410.62, 77,442,993.59 and 28,658,470.17 is: 42,947,154.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,677,410.62 : 77,442,993.59 = 28,658,470.17 : x
  2. Step 2: Convert to fraction form
    51,677,410.62/77,442,993.59 = 28,658,470.17/x
  3. Step 3: Cross multiply
    51,677,410.62x = 77,442,993.59 × 28,658,470.17
  4. Step 4: Simplify right side
    51,677,410.62x = 2,219,397,721,982,839
  5. Step 5: Solve for x
    x = 2,219,397,721,982,839/51,677,410.62
  6. Step 6: Final answer
    x = 42,947,154.19

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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.