Home / 21,889,862.10-32,834,793.15-13,827,705.30

Finding the Fourth Proportional to 21,889,862.10, 32,834,793.15 and 13,827,705.30

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Solution

The fourth proportional to 21,889,862.10, 32,834,793.15 and 13,827,705.30 is: 20,741,557.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,889,862.10 : 32,834,793.15 = 13,827,705.30 : x
  2. Step 2: Convert to fraction form
    21,889,862.10/32,834,793.15 = 13,827,705.30/x
  3. Step 3: Cross multiply
    21,889,862.10x = 32,834,793.15 × 13,827,705.30
  4. Step 4: Simplify right side
    21,889,862.10x = 454,029,843,264,658.69
  5. Step 5: Solve for x
    x = 454,029,843,264,658.69/21,889,862.10
  6. Step 6: Final answer
    x = 20,741,557.95

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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.