Home / 13,041,026.70-19,545,793.65-6,647,988.30

Finding the Fourth Proportional to 13,041,026.70, 19,545,793.65 and 6,647,988.30

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Solution

The fourth proportional to 13,041,026.70, 19,545,793.65 and 6,647,988.30 is: 9,963,955.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,041,026.70 : 19,545,793.65 = 6,647,988.30 : x
  2. Step 2: Convert to fraction form
    13,041,026.70/19,545,793.65 = 6,647,988.30/x
  3. Step 3: Cross multiply
    13,041,026.70x = 19,545,793.65 × 6,647,988.30
  4. Step 4: Simplify right side
    13,041,026.70x = 129,940,207,499,414.28
  5. Step 5: Solve for x
    x = 129,940,207,499,414.28/13,041,026.70
  6. Step 6: Final answer
    x = 9,963,955.33

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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.