Home / 9,074,860.80-13,612,291.20-8,082,837.60

Finding the Fourth Proportional to 9,074,860.80, 13,612,291.20 and 8,082,837.60

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Solution

The fourth proportional to 9,074,860.80, 13,612,291.20 and 8,082,837.60 is: 12,124,256.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,074,860.80 : 13,612,291.20 = 8,082,837.60 : x
  2. Step 2: Convert to fraction form
    9,074,860.80/13,612,291.20 = 8,082,837.60/x
  3. Step 3: Cross multiply
    9,074,860.80x = 13,612,291.20 × 8,082,837.60
  4. Step 4: Simplify right side
    9,074,860.80x = 110,025,939,133,509.11
  5. Step 5: Solve for x
    x = 110,025,939,133,509.11/9,074,860.80
  6. Step 6: Final answer
    x = 12,124,256.40

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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.