Home / 55,607,264.28-76,737,283.74-31,161,455.64

Finding the Fourth Proportional to 55,607,264.28, 76,737,283.74 and 31,161,455.64

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Solution

The fourth proportional to 55,607,264.28, 76,737,283.74 and 31,161,455.64 is: 43,002,393.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,607,264.28 : 76,737,283.74 = 31,161,455.64 : x
  2. Step 2: Convert to fraction form
    55,607,264.28/76,737,283.74 = 31,161,455.64/x
  3. Step 3: Cross multiply
    55,607,264.28x = 76,737,283.74 × 31,161,455.64
  4. Step 4: Simplify right side
    55,607,264.28x = 2,391,245,463,198,103
  5. Step 5: Solve for x
    x = 2,391,245,463,198,103/55,607,264.28
  6. Step 6: Final answer
    x = 43,002,393.56

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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.