Home / 8,156,143.76-12,233,424.12-2,476,417.28

Finding the Fourth Proportional to 8,156,143.76, 12,233,424.12 and 2,476,417.28

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Solution

The fourth proportional to 8,156,143.76, 12,233,424.12 and 2,476,417.28 is: 3,714,385.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,156,143.76 : 12,233,424.12 = 2,476,417.28 : x
  2. Step 2: Convert to fraction form
    8,156,143.76/12,233,424.12 = 2,476,417.28/x
  3. Step 3: Cross multiply
    8,156,143.76x = 12,233,424.12 × 2,476,417.28
  4. Step 4: Simplify right side
    8,156,143.76x = 30,295,062,884,336.79
  5. Step 5: Solve for x
    x = 30,295,062,884,336.79/8,156,143.76
  6. Step 6: Final answer
    x = 3,714,385.59

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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.