Home / 6,516,972.80-9,780,124.80-3,674,067.20

Finding the Fourth Proportional to 6,516,972.80, 9,780,124.80 and 3,674,067.20

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Solution

The fourth proportional to 6,516,972.80, 9,780,124.80 and 3,674,067.20 is: 5,513,731.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516,972.80 : 9,780,124.80 = 3,674,067.20 : x
  2. Step 2: Convert to fraction form
    6,516,972.80/9,780,124.80 = 3,674,067.20/x
  3. Step 3: Cross multiply
    6,516,972.80x = 9,780,124.80 × 3,674,067.20
  4. Step 4: Simplify right side
    6,516,972.80x = 35,932,835,739,586.56
  5. Step 5: Solve for x
    x = 35,932,835,739,586.56/6,516,972.80
  6. Step 6: Final answer
    x = 5,513,731.12

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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.