Home / 8,055,145.13-12,090,520.96-7,617,689.12

Finding the Fourth Proportional to 8,055,145.13, 12,090,520.96 and 7,617,689.12

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Solution

The fourth proportional to 8,055,145.13, 12,090,520.96 and 7,617,689.12 is: 11,433,913.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055,145.13 : 12,090,520.96 = 7,617,689.12 : x
  2. Step 2: Convert to fraction form
    8,055,145.13/12,090,520.96 = 7,617,689.12/x
  3. Step 3: Cross multiply
    8,055,145.13x = 12,090,520.96 × 7,617,689.12
  4. Step 4: Simplify right side
    8,055,145.13x = 92,101,829,983,306.03
  5. Step 5: Solve for x
    x = 92,101,829,983,306.03/8,055,145.13
  6. Step 6: Final answer
    x = 11,433,913.18

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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.