Home / 13,041,651.70-19,546,731.15-6,648,613.30

Finding the Fourth Proportional to 13,041,651.70, 19,546,731.15 and 6,648,613.30

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Solution

The fourth proportional to 13,041,651.70, 19,546,731.15 and 6,648,613.30 is: 9,964,892.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,041,651.70 : 19,546,731.15 = 6,648,613.30 : x
  2. Step 2: Convert to fraction form
    13,041,651.70/19,546,731.15 = 6,648,613.30/x
  3. Step 3: Cross multiply
    13,041,651.70x = 19,546,731.15 × 6,648,613.30
  4. Step 4: Simplify right side
    13,041,651.70x = 129,958,656,695,414.28
  5. Step 5: Solve for x
    x = 129,958,656,695,414.28/13,041,651.70
  6. Step 6: Final answer
    x = 9,964,892.46

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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.