Home / 8,858,012.16-13,287,017.70-2,126,426.16

Finding the Fourth Proportional to 8,858,012.16, 13,287,017.70 and 2,126,426.16

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Solution

The fourth proportional to 8,858,012.16, 13,287,017.70 and 2,126,426.16 is: 3,189,639.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858,012.16 : 13,287,017.70 = 2,126,426.16 : x
  2. Step 2: Convert to fraction form
    8,858,012.16/13,287,017.70 = 2,126,426.16/x
  3. Step 3: Cross multiply
    8,858,012.16x = 13,287,017.70 × 2,126,426.16
  4. Step 4: Simplify right side
    8,858,012.16x = 28,253,862,025,663.03
  5. Step 5: Solve for x
    x = 28,253,862,025,663.03/8,858,012.16
  6. Step 6: Final answer
    x = 3,189,639.11

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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.