Home / 15,091,537.92-20,825,802.24-8,215,895.04

Finding the Fourth Proportional to 15,091,537.92, 20,825,802.24 and 8,215,895.04

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Solution

The fourth proportional to 15,091,537.92, 20,825,802.24 and 8,215,895.04 is: 11,337,652.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,091,537.92 : 20,825,802.24 = 8,215,895.04 : x
  2. Step 2: Convert to fraction form
    15,091,537.92/20,825,802.24 = 8,215,895.04/x
  3. Step 3: Cross multiply
    15,091,537.92x = 20,825,802.24 × 8,215,895.04
  4. Step 4: Simplify right side
    15,091,537.92x = 171,102,605,327,636.88
  5. Step 5: Solve for x
    x = 171,102,605,327,636.88/15,091,537.92
  6. Step 6: Final answer
    x = 11,337,652.02

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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.