Home / 89,209,573.11-123,107,274.05-51,532,768.17

Finding the Fourth Proportional to 89,209,573.11, 123,107,274.05 and 51,532,768.17

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Solution

The fourth proportional to 89,209,573.11, 123,107,274.05 and 51,532,768.17 is: 71,114,101.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,209,573.11 : 123,107,274.05 = 51,532,768.17 : x
  2. Step 2: Convert to fraction form
    89,209,573.11/123,107,274.05 = 51,532,768.17/x
  3. Step 3: Cross multiply
    89,209,573.11x = 123,107,274.05 × 51,532,768.17
  4. Step 4: Simplify right side
    89,209,573.11x = 6,344,058,613,401,643
  5. Step 5: Solve for x
    x = 6,344,058,613,401,643/89,209,573.11
  6. Step 6: Final answer
    x = 71,114,101.24

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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.