Home / 9,005,123.20-13,507,684.80-2,701,379.20

Finding the Fourth Proportional to 9,005,123.20, 13,507,684.80 and 2,701,379.20

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Solution

The fourth proportional to 9,005,123.20, 13,507,684.80 and 2,701,379.20 is: 4,052,068.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,005,123.20 : 13,507,684.80 = 2,701,379.20 : x
  2. Step 2: Convert to fraction form
    9,005,123.20/13,507,684.80 = 2,701,379.20/x
  3. Step 3: Cross multiply
    9,005,123.20x = 13,507,684.80 × 2,701,379.20
  4. Step 4: Simplify right side
    9,005,123.20x = 36,489,378,758,876.16
  5. Step 5: Solve for x
    x = 36,489,378,758,876.16/9,005,123.20
  6. Step 6: Final answer
    x = 4,052,068.80

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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.