Home / 8,272,428.24-12,408,976.08-2,881,623.90

Finding the Fourth Proportional to 8,272,428.24, 12,408,976.08 and 2,881,623.90

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Solution

The fourth proportional to 8,272,428.24, 12,408,976.08 and 2,881,623.90 is: 4,322,552.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,272,428.24 : 12,408,976.08 = 2,881,623.90 : x
  2. Step 2: Convert to fraction form
    8,272,428.24/12,408,976.08 = 2,881,623.90/x
  3. Step 3: Cross multiply
    8,272,428.24x = 12,408,976.08 × 2,881,623.90
  4. Step 4: Simplify right side
    8,272,428.24x = 35,758,002,046,656.31
  5. Step 5: Solve for x
    x = 35,758,002,046,656.31/8,272,428.24
  6. Step 6: Final answer
    x = 4,322,552.10

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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.