Home / 64,058,561.28-96,090,499.13-18,620,355.78

Finding the Fourth Proportional to 64,058,561.28, 96,090,499.13 and 18,620,355.78

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Solution

The fourth proportional to 64,058,561.28, 96,090,499.13 and 18,620,355.78 is: 27,931,306.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,058,561.28 : 96,090,499.13 = 18,620,355.78 : x
  2. Step 2: Convert to fraction form
    64,058,561.28/96,090,499.13 = 18,620,355.78/x
  3. Step 3: Cross multiply
    64,058,561.28x = 96,090,499.13 × 18,620,355.78
  4. Step 4: Simplify right side
    64,058,561.28x = 1,789,239,280,785,278.75
  5. Step 5: Solve for x
    x = 1,789,239,280,785,278.75/64,058,561.28
  6. Step 6: Final answer
    x = 27,931,306.06

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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.