Home / 8,691,218.20-13,036,827.30-3,642,002.20

Finding the Fourth Proportional to 8,691,218.20, 13,036,827.30 and 3,642,002.20

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Solution

The fourth proportional to 8,691,218.20, 13,036,827.30 and 3,642,002.20 is: 5,463,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,691,218.20 : 13,036,827.30 = 3,642,002.20 : x
  2. Step 2: Convert to fraction form
    8,691,218.20/13,036,827.30 = 3,642,002.20/x
  3. Step 3: Cross multiply
    8,691,218.20x = 13,036,827.30 × 3,642,002.20
  4. Step 4: Simplify right side
    8,691,218.20x = 47,480,153,707,620.06
  5. Step 5: Solve for x
    x = 47,480,153,707,620.06/8,691,218.20
  6. Step 6: Final answer
    x = 5,463,003.30

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Double scale
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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.