Home / 41,158,189.74-61,761,199.59-18,439,087.08

Finding the Fourth Proportional to 41,158,189.74, 61,761,199.59 and 18,439,087.08

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Solution

The fourth proportional to 41,158,189.74, 61,761,199.59 and 18,439,087.08 is: 27,669,344.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,158,189.74 : 61,761,199.59 = 18,439,087.08 : x
  2. Step 2: Convert to fraction form
    41,158,189.74/61,761,199.59 = 18,439,087.08/x
  3. Step 3: Cross multiply
    41,158,189.74x = 61,761,199.59 × 18,439,087.08
  4. Step 4: Simplify right side
    41,158,189.74x = 1,138,820,137,405,270.25
  5. Step 5: Solve for x
    x = 1,138,820,137,405,270.25/41,158,189.74
  6. Step 6: Final answer
    x = 27,669,344.66

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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.