Home / 18,390,855.90-27,586,283.85-16,371,380.10

Finding the Fourth Proportional to 18,390,855.90, 27,586,283.85 and 16,371,380.10

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Solution

The fourth proportional to 18,390,855.90, 27,586,283.85 and 16,371,380.10 is: 24,557,070.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,390,855.90 : 27,586,283.85 = 16,371,380.10 : x
  2. Step 2: Convert to fraction form
    18,390,855.90/27,586,283.85 = 16,371,380.10/x
  3. Step 3: Cross multiply
    18,390,855.90x = 27,586,283.85 × 16,371,380.10
  4. Step 4: Simplify right side
    18,390,855.90x = 451,625,538,454,841.38
  5. Step 5: Solve for x
    x = 451,625,538,454,841.38/18,390,855.90
  6. Step 6: Final answer
    x = 24,557,070.15

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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.