Home / 11,520,672.80-17,281,009.20-11,352,711.20

Finding the Fourth Proportional to 11,520,672.80, 17,281,009.20 and 11,352,711.20

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Solution

The fourth proportional to 11,520,672.80, 17,281,009.20 and 11,352,711.20 is: 17,029,066.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,520,672.80 : 17,281,009.20 = 11,352,711.20 : x
  2. Step 2: Convert to fraction form
    11,520,672.80/17,281,009.20 = 11,352,711.20/x
  3. Step 3: Cross multiply
    11,520,672.80x = 17,281,009.20 × 11,352,711.20
  4. Step 4: Simplify right side
    11,520,672.80x = 196,186,306,692,143.03
  5. Step 5: Solve for x
    x = 196,186,306,692,143.03/11,520,672.80
  6. Step 6: Final answer
    x = 17,029,066.80

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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.