Home / 5,712,870.11-7,883,905.85-3,134,550.20

Finding the Fourth Proportional to 5,712,870.11, 7,883,905.85 and 3,134,550.20

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Solution

The fourth proportional to 5,712,870.11, 7,883,905.85 and 3,134,550.20 is: 4,325,758.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,712,870.11 : 7,883,905.85 = 3,134,550.20 : x
  2. Step 2: Convert to fraction form
    5,712,870.11/7,883,905.85 = 3,134,550.20/x
  3. Step 3: Cross multiply
    5,712,870.11x = 7,883,905.85 × 3,134,550.20
  4. Step 4: Simplify right side
    5,712,870.11x = 24,712,498,603,806.39
  5. Step 5: Solve for x
    x = 24,712,498,603,806.39/5,712,870.11
  6. Step 6: Final answer
    x = 4,325,758.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.