Home / 21,504,002.10-32,256,003.15-12,993,947.70

Finding the Fourth Proportional to 21,504,002.10, 32,256,003.15 and 12,993,947.70

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Solution

The fourth proportional to 21,504,002.10, 32,256,003.15 and 12,993,947.70 is: 19,490,921.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,504,002.10 : 32,256,003.15 = 12,993,947.70 : x
  2. Step 2: Convert to fraction form
    21,504,002.10/32,256,003.15 = 12,993,947.70/x
  3. Step 3: Cross multiply
    21,504,002.10x = 32,256,003.15 × 12,993,947.70
  4. Step 4: Simplify right side
    21,504,002.10x = 419,132,817,942,135.19
  5. Step 5: Solve for x
    x = 419,132,817,942,135.19/21,504,002.10
  6. Step 6: Final answer
    x = 19,490,921.55

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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.