Home / 13,531,654.28-18,655,617.48-10,750,007.12

Finding the Fourth Proportional to 13,531,654.28, 18,655,617.48 and 10,750,007.12

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Solution

The fourth proportional to 13,531,654.28, 18,655,617.48 and 10,750,007.12 is: 14,820,658.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,531,654.28 : 18,655,617.48 = 10,750,007.12 : x
  2. Step 2: Convert to fraction form
    13,531,654.28/18,655,617.48 = 10,750,007.12/x
  3. Step 3: Cross multiply
    13,531,654.28x = 18,655,617.48 × 10,750,007.12
  4. Step 4: Simplify right side
    13,531,654.28x = 200,548,020,737,996.44
  5. Step 5: Solve for x
    x = 200,548,020,737,996.44/13,531,654.28
  6. Step 6: Final answer
    x = 14,820,658.04

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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.