Home / 10,167,771.06-15,251,779.80-2,979,450.72

Finding the Fourth Proportional to 10,167,771.06, 15,251,779.80 and 2,979,450.72

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Solution

The fourth proportional to 10,167,771.06, 15,251,779.80 and 2,979,450.72 is: 4,469,212.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,167,771.06 : 15,251,779.80 = 2,979,450.72 : x
  2. Step 2: Convert to fraction form
    10,167,771.06/15,251,779.80 = 2,979,450.72/x
  3. Step 3: Cross multiply
    10,167,771.06x = 15,251,779.80 × 2,979,450.72
  4. Step 4: Simplify right side
    10,167,771.06x = 45,441,926,306,391.46
  5. Step 5: Solve for x
    x = 45,441,926,306,391.46/10,167,771.06
  6. Step 6: Final answer
    x = 4,469,212.18

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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.