Home / 21,914,977.20-32,872,465.80-9,947,713.20

Finding the Fourth Proportional to 21,914,977.20, 32,872,465.80 and 9,947,713.20

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Solution

The fourth proportional to 21,914,977.20, 32,872,465.80 and 9,947,713.20 is: 14,921,569.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,914,977.20 : 32,872,465.80 = 9,947,713.20 : x
  2. Step 2: Convert to fraction form
    21,914,977.20/32,872,465.80 = 9,947,713.20/x
  3. Step 3: Cross multiply
    21,914,977.20x = 32,872,465.80 × 9,947,713.20
  4. Step 4: Simplify right side
    21,914,977.20x = 327,005,861,955,208.56
  5. Step 5: Solve for x
    x = 327,005,861,955,208.56/21,914,977.20
  6. Step 6: Final answer
    x = 14,921,569.80

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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.