Home / 6,442,381.59-9,663,069.78-3,744,986.28

Finding the Fourth Proportional to 6,442,381.59, 9,663,069.78 and 3,744,986.28

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Solution

The fourth proportional to 6,442,381.59, 9,663,069.78 and 3,744,986.28 is: 5,617,187.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442,381.59 : 9,663,069.78 = 3,744,986.28 : x
  2. Step 2: Convert to fraction form
    6,442,381.59/9,663,069.78 = 3,744,986.28/x
  3. Step 3: Cross multiply
    6,442,381.59x = 9,663,069.78 × 3,744,986.28
  4. Step 4: Simplify right side
    6,442,381.59x = 36,188,063,748,782.62
  5. Step 5: Solve for x
    x = 36,188,063,748,782.62/6,442,381.59
  6. Step 6: Final answer
    x = 5,617,187.25

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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.