Home / 7,382,342.20-11,073,513.30-7,063,477.60

Finding the Fourth Proportional to 7,382,342.20, 11,073,513.30 and 7,063,477.60

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Solution

The fourth proportional to 7,382,342.20, 11,073,513.30 and 7,063,477.60 is: 10,595,216.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382,342.20 : 11,073,513.30 = 7,063,477.60 : x
  2. Step 2: Convert to fraction form
    7,382,342.20/11,073,513.30 = 7,063,477.60/x
  3. Step 3: Cross multiply
    7,382,342.20x = 11,073,513.30 × 7,063,477.60
  4. Step 4: Simplify right side
    7,382,342.20x = 78,217,513,147,852.08
  5. Step 5: Solve for x
    x = 78,217,513,147,852.08/7,382,342.20
  6. Step 6: Final answer
    x = 10,595,216.40

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Double scale
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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.