Home / 8,858,014.16-13,287,020.70-2,126,428.16

Finding the Fourth Proportional to 8,858,014.16, 13,287,020.70 and 2,126,428.16

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Solution

The fourth proportional to 8,858,014.16, 13,287,020.70 and 2,126,428.16 is: 3,189,642.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858,014.16 : 13,287,020.70 = 2,126,428.16 : x
  2. Step 2: Convert to fraction form
    8,858,014.16/13,287,020.70 = 2,126,428.16/x
  3. Step 3: Cross multiply
    8,858,014.16x = 13,287,020.70 × 2,126,428.16
  4. Step 4: Simplify right side
    8,858,014.16x = 28,253,894,978,982.91
  5. Step 5: Solve for x
    x = 28,253,894,978,982.91/8,858,014.16
  6. Step 6: Final answer
    x = 3,189,642.11

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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.