Home / 9,168,588.80-13,752,883.20-8,255,297.60

Finding the Fourth Proportional to 9,168,588.80, 13,752,883.20 and 8,255,297.60

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Solution

The fourth proportional to 9,168,588.80, 13,752,883.20 and 8,255,297.60 is: 12,382,946.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,168,588.80 : 13,752,883.20 = 8,255,297.60 : x
  2. Step 2: Convert to fraction form
    9,168,588.80/13,752,883.20 = 8,255,297.60/x
  3. Step 3: Cross multiply
    9,168,588.80x = 13,752,883.20 × 8,255,297.60
  4. Step 4: Simplify right side
    9,168,588.80x = 113,534,143,674,040.31
  5. Step 5: Solve for x
    x = 113,534,143,674,040.31/9,168,588.80
  6. Step 6: Final answer
    x = 12,382,946.40

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Similar ratio
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1.5x scale

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.