Home / 8,526,781.20-12,769,176.60-4,033,808.40

Finding the Fourth Proportional to 8,526,781.20, 12,769,176.60 and 4,033,808.40

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Solution

The fourth proportional to 8,526,781.20, 12,769,176.60 and 4,033,808.40 is: 6,040,780.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,526,781.20 : 12,769,176.60 = 4,033,808.40 : x
  2. Step 2: Convert to fraction form
    8,526,781.20/12,769,176.60 = 4,033,808.40/x
  3. Step 3: Cross multiply
    8,526,781.20x = 12,769,176.60 × 4,033,808.40
  4. Step 4: Simplify right side
    8,526,781.20x = 51,508,411,830,163.44
  5. Step 5: Solve for x
    x = 51,508,411,830,163.44/8,526,781.20
  6. Step 6: Final answer
    x = 6,040,780.29

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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.