Home / 8,071,315.60-12,107,017.14-2,391,589.12

Finding the Fourth Proportional to 8,071,315.60, 12,107,017.14 and 2,391,589.12

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Solution

The fourth proportional to 8,071,315.60, 12,107,017.14 and 2,391,589.12 is: 3,587,396.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,071,315.60 : 12,107,017.14 = 2,391,589.12 : x
  2. Step 2: Convert to fraction form
    8,071,315.60/12,107,017.14 = 2,391,589.12/x
  3. Step 3: Cross multiply
    8,071,315.60x = 12,107,017.14 × 2,391,589.12
  4. Step 4: Simplify right side
    8,071,315.60x = 28,955,010,467,677.52
  5. Step 5: Solve for x
    x = 28,955,010,467,677.52/8,071,315.60
  6. Step 6: Final answer
    x = 3,587,396.64

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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.