Home / 12,361,859.60-18,550,662.60-7,244,279.60

Finding the Fourth Proportional to 12,361,859.60, 18,550,662.60 and 7,244,279.60

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Solution

The fourth proportional to 12,361,859.60, 18,550,662.60 and 7,244,279.60 is: 10,871,033.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,361,859.60 : 18,550,662.60 = 7,244,279.60 : x
  2. Step 2: Convert to fraction form
    12,361,859.60/18,550,662.60 = 7,244,279.60/x
  3. Step 3: Cross multiply
    12,361,859.60x = 18,550,662.60 × 7,244,279.60
  4. Step 4: Simplify right side
    12,361,859.60x = 134,386,186,639,662.97
  5. Step 5: Solve for x
    x = 134,386,186,639,662.97/12,361,859.60
  6. Step 6: Final answer
    x = 10,871,033.24

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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.