Home / 10,080,487.85-15,120,731.78-10,080,487.85

Finding the Fourth Proportional to 10,080,487.85, 15,120,731.78 and 10,080,487.85

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Solution

The fourth proportional to 10,080,487.85, 15,120,731.78 and 10,080,487.85 is: 15,120,731.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,080,487.85 : 15,120,731.78 = 10,080,487.85 : x
  2. Step 2: Convert to fraction form
    10,080,487.85/15,120,731.78 = 10,080,487.85/x
  3. Step 3: Cross multiply
    10,080,487.85x = 15,120,731.78 × 10,080,487.85
  4. Step 4: Simplify right side
    10,080,487.85x = 152,424,352,991,398.88
  5. Step 5: Solve for x
    x = 152,424,352,991,398.88/10,080,487.85
  6. Step 6: Final answer
    x = 15,120,731.78

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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.