Home / 10,519,077.18-15,766,656.38-4,450,020.96

Finding the Fourth Proportional to 10,519,077.18, 15,766,656.38 and 4,450,020.96

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Solution

The fourth proportional to 10,519,077.18, 15,766,656.38 and 4,450,020.96 is: 6,669,972.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,519,077.18 : 15,766,656.38 = 4,450,020.96 : x
  2. Step 2: Convert to fraction form
    10,519,077.18/15,766,656.38 = 4,450,020.96/x
  3. Step 3: Cross multiply
    10,519,077.18x = 15,766,656.38 × 4,450,020.96
  4. Step 4: Simplify right side
    10,519,077.18x = 70,161,951,360,117.73
  5. Step 5: Solve for x
    x = 70,161,951,360,117.73/10,519,077.18
  6. Step 6: Final answer
    x = 6,669,972.10

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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.