Home / 89,640,424.00-123,704,041.29-51,970,908.56

Finding the Fourth Proportional to 89,640,424.00, 123,704,041.29 and 51,970,908.56

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Solution

The fourth proportional to 89,640,424.00, 123,704,041.29 and 51,970,908.56 is: 71,720,002.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,640,424.00 : 123,704,041.29 = 51,970,908.56 : x
  2. Step 2: Convert to fraction form
    89,640,424.00/123,704,041.29 = 51,970,908.56/x
  3. Step 3: Cross multiply
    89,640,424.00x = 123,704,041.29 × 51,970,908.56
  4. Step 4: Simplify right side
    89,640,424.00x = 6,429,011,417,571,643
  5. Step 5: Solve for x
    x = 6,429,011,417,571,643/89,640,424.00
  6. Step 6: Final answer
    x = 71,720,002.32

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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.