Home / 11,668,081.60-17,517,868.80-9,274,628.80

Finding the Fourth Proportional to 11,668,081.60, 17,517,868.80 and 9,274,628.80

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Solution

The fourth proportional to 11,668,081.60, 17,517,868.80 and 9,274,628.80 is: 13,924,459.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668,081.60 : 17,517,868.80 = 9,274,628.80 : x
  2. Step 2: Convert to fraction form
    11,668,081.60/17,517,868.80 = 9,274,628.80/x
  3. Step 3: Cross multiply
    11,668,081.60x = 17,517,868.80 × 9,274,628.80
  4. Step 4: Simplify right side
    11,668,081.60x = 162,471,730,487,101.47
  5. Step 5: Solve for x
    x = 162,471,730,487,101.47/11,668,081.60
  6. Step 6: Final answer
    x = 13,924,459.57

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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.