Home / 51,428,342.75-77,137,790.13-17,349,983.87

Finding the Fourth Proportional to 51,428,342.75, 77,137,790.13 and 17,349,983.87

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Solution

The fourth proportional to 51,428,342.75, 77,137,790.13 and 17,349,983.87 is: 26,023,382.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,428,342.75 : 77,137,790.13 = 17,349,983.87 : x
  2. Step 2: Convert to fraction form
    51,428,342.75/77,137,790.13 = 17,349,983.87/x
  3. Step 3: Cross multiply
    51,428,342.75x = 77,137,790.13 × 17,349,983.87
  4. Step 4: Simplify right side
    51,428,342.75x = 1,338,339,414,137,256
  5. Step 5: Solve for x
    x = 1,338,339,414,137,256/51,428,342.75
  6. Step 6: Final answer
    x = 26,023,382.10

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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.