Home / 8,168,350.72-12,253,985.28-2,776,717.92

Finding the Fourth Proportional to 8,168,350.72, 12,253,985.28 and 2,776,717.92

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Solution

The fourth proportional to 8,168,350.72, 12,253,985.28 and 2,776,717.92 is: 4,165,572.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,168,350.72 : 12,253,985.28 = 2,776,717.92 : x
  2. Step 2: Convert to fraction form
    8,168,350.72/12,253,985.28 = 2,776,717.92/x
  3. Step 3: Cross multiply
    8,168,350.72x = 12,253,985.28 × 2,776,717.92
  4. Step 4: Simplify right side
    8,168,350.72x = 34,025,860,518,392.21
  5. Step 5: Solve for x
    x = 34,025,860,518,392.21/8,168,350.72
  6. Step 6: Final answer
    x = 4,165,572.91

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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.