Home / 8,569,141.88-12,853,657.30-2,179,339.04

Finding the Fourth Proportional to 8,569,141.88, 12,853,657.30 and 2,179,339.04

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Solution

The fourth proportional to 8,569,141.88, 12,853,657.30 and 2,179,339.04 is: 3,268,994.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,569,141.88 : 12,853,657.30 = 2,179,339.04 : x
  2. Step 2: Convert to fraction form
    8,569,141.88/12,853,657.30 = 2,179,339.04/x
  3. Step 3: Cross multiply
    8,569,141.88x = 12,853,657.30 × 2,179,339.04
  4. Step 4: Simplify right side
    8,569,141.88x = 28,012,477,160,670.99
  5. Step 5: Solve for x
    x = 28,012,477,160,670.99/8,569,141.88
  6. Step 6: Final answer
    x = 3,268,994.44

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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.