Home / 13,541,444.58-18,687,191.49-7,740,350.88

Finding the Fourth Proportional to 13,541,444.58, 18,687,191.49 and 7,740,350.88

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Solution

The fourth proportional to 13,541,444.58, 18,687,191.49 and 7,740,350.88 is: 10,681,683.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,541,444.58 : 18,687,191.49 = 7,740,350.88 : x
  2. Step 2: Convert to fraction form
    13,541,444.58/18,687,191.49 = 7,740,350.88/x
  3. Step 3: Cross multiply
    13,541,444.58x = 18,687,191.49 × 7,740,350.88
  4. Step 4: Simplify right side
    13,541,444.58x = 144,645,419,094,350
  5. Step 5: Solve for x
    x = 144,645,419,094,350/13,541,444.58
  6. Step 6: Final answer
    x = 10,681,683.05

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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.