Home / 28,173,843.42-42,166,599.90-16,040,049.62

Finding the Fourth Proportional to 28,173,843.42, 42,166,599.90 and 16,040,049.62

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Solution

The fourth proportional to 28,173,843.42, 42,166,599.90 and 16,040,049.62 is: 24,006,463.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,173,843.42 : 42,166,599.90 = 16,040,049.62 : x
  2. Step 2: Convert to fraction form
    28,173,843.42/42,166,599.90 = 16,040,049.62/x
  3. Step 3: Cross multiply
    28,173,843.42x = 42,166,599.90 × 16,040,049.62
  4. Step 4: Simplify right side
    28,173,843.42x = 676,354,354,702,687
  5. Step 5: Solve for x
    x = 676,354,354,702,687/28,173,843.42
  6. Step 6: Final answer
    x = 24,006,463.89

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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.