Home / 7,085,572.80-10,656,352.80-6,357,739.20

Finding the Fourth Proportional to 7,085,572.80, 10,656,352.80 and 6,357,739.20

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Solution

The fourth proportional to 7,085,572.80, 10,656,352.80 and 6,357,739.20 is: 9,561,726.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,085,572.80 : 10,656,352.80 = 6,357,739.20 : x
  2. Step 2: Convert to fraction form
    7,085,572.80/10,656,352.80 = 6,357,739.20/x
  3. Step 3: Cross multiply
    7,085,572.80x = 10,656,352.80 × 6,357,739.20
  4. Step 4: Simplify right side
    7,085,572.80x = 67,750,311,925,589.77
  5. Step 5: Solve for x
    x = 67,750,311,925,589.77/7,085,572.80
  6. Step 6: Final answer
    x = 9,561,726.88

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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.