Home / 14,761,081.20-22,141,621.80-8,789,113.20

Finding the Fourth Proportional to 14,761,081.20, 22,141,621.80 and 8,789,113.20

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Solution

The fourth proportional to 14,761,081.20, 22,141,621.80 and 8,789,113.20 is: 13,183,669.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,761,081.20 : 22,141,621.80 = 8,789,113.20 : x
  2. Step 2: Convert to fraction form
    14,761,081.20/22,141,621.80 = 8,789,113.20/x
  3. Step 3: Cross multiply
    14,761,081.20x = 22,141,621.80 × 8,789,113.20
  4. Step 4: Simplify right side
    14,761,081.20x = 194,605,220,431,787.75
  5. Step 5: Solve for x
    x = 194,605,220,431,787.75/14,761,081.20
  6. Step 6: Final answer
    x = 13,183,669.80

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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.