Home / 8,304,002.60-12,456,003.90-7,559,985.20

Finding the Fourth Proportional to 8,304,002.60, 12,456,003.90 and 7,559,985.20

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Solution

The fourth proportional to 8,304,002.60, 12,456,003.90 and 7,559,985.20 is: 11,339,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304,002.60 : 12,456,003.90 = 7,559,985.20 : x
  2. Step 2: Convert to fraction form
    8,304,002.60/12,456,003.90 = 7,559,985.20/x
  3. Step 3: Cross multiply
    8,304,002.60x = 12,456,003.90 × 7,559,985.20
  4. Step 4: Simplify right side
    8,304,002.60x = 94,167,205,135,142.28
  5. Step 5: Solve for x
    x = 94,167,205,135,142.28/8,304,002.60
  6. Step 6: Final answer
    x = 11,339,977.80

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Similar ratio
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1.5x scale

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.