Home / 8,959,172.40-13,438,758.60-2,227,586.40

Finding the Fourth Proportional to 8,959,172.40, 13,438,758.60 and 2,227,586.40

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Solution

The fourth proportional to 8,959,172.40, 13,438,758.60 and 2,227,586.40 is: 3,341,379.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,959,172.40 : 13,438,758.60 = 2,227,586.40 : x
  2. Step 2: Convert to fraction form
    8,959,172.40/13,438,758.60 = 2,227,586.40/x
  3. Step 3: Cross multiply
    8,959,172.40x = 13,438,758.60 × 2,227,586.40
  4. Step 4: Simplify right side
    8,959,172.40x = 29,935,995,890,243.04
  5. Step 5: Solve for x
    x = 29,935,995,890,243.04/8,959,172.40
  6. Step 6: Final answer
    x = 3,341,379.60

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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.