Home / 39,459,120.48-59,187,346.62-13,899,461.88

Finding the Fourth Proportional to 39,459,120.48, 59,187,346.62 and 13,899,461.88

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Solution

The fourth proportional to 39,459,120.48, 59,187,346.62 and 13,899,461.88 is: 20,848,722.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,459,120.48 : 59,187,346.62 = 13,899,461.88 : x
  2. Step 2: Convert to fraction form
    39,459,120.48/59,187,346.62 = 13,899,461.88/x
  3. Step 3: Cross multiply
    39,459,120.48x = 59,187,346.62 × 13,899,461.88
  4. Step 4: Simplify right side
    39,459,120.48x = 822,672,268,123,036.88
  5. Step 5: Solve for x
    x = 822,672,268,123,036.88/39,459,120.48
  6. Step 6: Final answer
    x = 20,848,722.88

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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.