Home / 9,891,755.40-14,837,633.10-8,191,144.20

Finding the Fourth Proportional to 9,891,755.40, 14,837,633.10 and 8,191,144.20

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Solution

The fourth proportional to 9,891,755.40, 14,837,633.10 and 8,191,144.20 is: 12,286,716.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,891,755.40 : 14,837,633.10 = 8,191,144.20 : x
  2. Step 2: Convert to fraction form
    9,891,755.40/14,837,633.10 = 8,191,144.20/x
  3. Step 3: Cross multiply
    9,891,755.40x = 14,837,633.10 × 8,191,144.20
  4. Step 4: Simplify right side
    9,891,755.40x = 121,537,192,308,793.02
  5. Step 5: Solve for x
    x = 121,537,192,308,793.02/9,891,755.40
  6. Step 6: Final answer
    x = 12,286,716.30

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Similar ratio
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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.