Home / 13,125,332.20-19,687,998.30-9,936,686.20

Finding the Fourth Proportional to 13,125,332.20, 19,687,998.30 and 9,936,686.20

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Solution

The fourth proportional to 13,125,332.20, 19,687,998.30 and 9,936,686.20 is: 14,905,029.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,125,332.20 : 19,687,998.30 = 9,936,686.20 : x
  2. Step 2: Convert to fraction form
    13,125,332.20/19,687,998.30 = 9,936,686.20/x
  3. Step 3: Cross multiply
    13,125,332.20x = 19,687,998.30 × 9,936,686.20
  4. Step 4: Simplify right side
    13,125,332.20x = 195,633,461,013,233.44
  5. Step 5: Solve for x
    x = 195,633,461,013,233.44/13,125,332.20
  6. Step 6: Final answer
    x = 14,905,029.30

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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.