Home / 10,745,862.30-16,118,793.45-3,172,815.90

Finding the Fourth Proportional to 10,745,862.30, 16,118,793.45 and 3,172,815.90

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Solution

The fourth proportional to 10,745,862.30, 16,118,793.45 and 3,172,815.90 is: 4,759,223.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,745,862.30 : 16,118,793.45 = 3,172,815.90 : x
  2. Step 2: Convert to fraction form
    10,745,862.30/16,118,793.45 = 3,172,815.90/x
  3. Step 3: Cross multiply
    10,745,862.30x = 16,118,793.45 × 3,172,815.90
  4. Step 4: Simplify right side
    10,745,862.30x = 51,141,964,146,975.85
  5. Step 5: Solve for x
    x = 51,141,964,146,975.85/10,745,862.30
  6. Step 6: Final answer
    x = 4,759,223.85

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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.