Home / 8,825,478.30-13,238,217.45-3,143,652.30

Finding the Fourth Proportional to 8,825,478.30, 13,238,217.45 and 3,143,652.30

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Solution

The fourth proportional to 8,825,478.30, 13,238,217.45 and 3,143,652.30 is: 4,715,478.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,825,478.30 : 13,238,217.45 = 3,143,652.30 : x
  2. Step 2: Convert to fraction form
    8,825,478.30/13,238,217.45 = 3,143,652.30/x
  3. Step 3: Cross multiply
    8,825,478.30x = 13,238,217.45 × 3,143,652.30
  4. Step 4: Simplify right side
    8,825,478.30x = 41,616,352,734,592.63
  5. Step 5: Solve for x
    x = 41,616,352,734,592.63/8,825,478.30
  6. Step 6: Final answer
    x = 4,715,478.45

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Double scale
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Similar ratio
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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.