Home / 7,488,228.20-11,232,342.30-7,194,295.40

Finding the Fourth Proportional to 7,488,228.20, 11,232,342.30 and 7,194,295.40

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Solution

The fourth proportional to 7,488,228.20, 11,232,342.30 and 7,194,295.40 is: 10,791,443.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488,228.20 : 11,232,342.30 = 7,194,295.40 : x
  2. Step 2: Convert to fraction form
    7,488,228.20/11,232,342.30 = 7,194,295.40/x
  3. Step 3: Cross multiply
    7,488,228.20x = 11,232,342.30 × 7,194,295.40
  4. Step 4: Simplify right side
    7,488,228.20x = 80,808,788,540,115.42
  5. Step 5: Solve for x
    x = 80,808,788,540,115.42/7,488,228.20
  6. Step 6: Final answer
    x = 10,791,443.10

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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.