Home / 7,389,853.35-10,202,796.18-6,614,140.85

Finding the Fourth Proportional to 7,389,853.35, 10,202,796.18 and 6,614,140.85

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Solution

The fourth proportional to 7,389,853.35, 10,202,796.18 and 6,614,140.85 is: 9,131,809.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389,853.35 : 10,202,796.18 = 6,614,140.85 : x
  2. Step 2: Convert to fraction form
    7,389,853.35/10,202,796.18 = 6,614,140.85/x
  3. Step 3: Cross multiply
    7,389,853.35x = 10,202,796.18 × 6,614,140.85
  4. Step 4: Simplify right side
    7,389,853.35x = 67,482,731,023,868.95
  5. Step 5: Solve for x
    x = 67,482,731,023,868.95/7,389,853.35
  6. Step 6: Final answer
    x = 9,131,809.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.