Home / 8,551,856.16-12,828,598.20-2,403,821.88

Finding the Fourth Proportional to 8,551,856.16, 12,828,598.20 and 2,403,821.88

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Solution

The fourth proportional to 8,551,856.16, 12,828,598.20 and 2,403,821.88 is: 3,605,961.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,551,856.16 : 12,828,598.20 = 2,403,821.88 : x
  2. Step 2: Convert to fraction form
    8,551,856.16/12,828,598.20 = 2,403,821.88/x
  3. Step 3: Cross multiply
    8,551,856.16x = 12,828,598.20 × 2,403,821.88
  4. Step 4: Simplify right side
    8,551,856.16x = 30,837,665,042,888.61
  5. Step 5: Solve for x
    x = 30,837,665,042,888.61/8,551,856.16
  6. Step 6: Final answer
    x = 3,605,961.61

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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.