Home / 11,065,751.20-16,580,912.10-7,274,805.40

Finding the Fourth Proportional to 11,065,751.20, 16,580,912.10 and 7,274,805.40

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Solution

The fourth proportional to 11,065,751.20, 16,580,912.10 and 7,274,805.40 is: 10,900,562.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,065,751.20 : 16,580,912.10 = 7,274,805.40 : x
  2. Step 2: Convert to fraction form
    11,065,751.20/16,580,912.10 = 7,274,805.40/x
  3. Step 3: Cross multiply
    11,065,751.20x = 16,580,912.10 × 7,274,805.40
  4. Step 4: Simplify right side
    11,065,751.20x = 120,622,908,882,005.34
  5. Step 5: Solve for x
    x = 120,622,908,882,005.34/11,065,751.20
  6. Step 6: Final answer
    x = 10,900,562.17

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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.