Home / 6,439,550.07-9,643,381.88-4,729,638.66

Finding the Fourth Proportional to 6,439,550.07, 9,643,381.88 and 4,729,638.66

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Solution

The fourth proportional to 6,439,550.07, 9,643,381.88 and 4,729,638.66 is: 7,082,748.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,439,550.07 : 9,643,381.88 = 4,729,638.66 : x
  2. Step 2: Convert to fraction form
    6,439,550.07/9,643,381.88 = 4,729,638.66/x
  3. Step 3: Cross multiply
    6,439,550.07x = 9,643,381.88 × 4,729,638.66
  4. Step 4: Simplify right side
    6,439,550.07x = 45,609,711,752,791.48
  5. Step 5: Solve for x
    x = 45,609,711,752,791.48/6,439,550.07
  6. Step 6: Final answer
    x = 7,082,748.21

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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.