Home / 8,071,387.30-11,132,215.98-5,171,048.04

Finding the Fourth Proportional to 8,071,387.30, 11,132,215.98 and 5,171,048.04

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Solution

The fourth proportional to 8,071,387.30, 11,132,215.98 and 5,171,048.04 is: 7,132,011.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,071,387.30 : 11,132,215.98 = 5,171,048.04 : x
  2. Step 2: Convert to fraction form
    8,071,387.30/11,132,215.98 = 5,171,048.04/x
  3. Step 3: Cross multiply
    8,071,387.30x = 11,132,215.98 × 5,171,048.04
  4. Step 4: Simplify right side
    8,071,387.30x = 57,565,223,624,235.68
  5. Step 5: Solve for x
    x = 57,565,223,624,235.68/8,071,387.30
  6. Step 6: Final answer
    x = 7,132,011.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.