Home / 8,443,405-12,665,107.50-3,715,597

Finding the Fourth Proportional to 8,443,405, 12,665,107.50 and 3,715,597

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Solution

The fourth proportional to 8,443,405, 12,665,107.50 and 3,715,597 is: 5,573,395.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,443,405 : 12,665,107.50 = 3,715,597 : x
  2. Step 2: Convert to fraction form
    8,443,405/12,665,107.50 = 3,715,597/x
  3. Step 3: Cross multiply
    8,443,405x = 12,665,107.50 × 3,715,597
  4. Step 4: Simplify right side
    8,443,405x = 47,058,435,431,677.50
  5. Step 5: Solve for x
    x = 47,058,435,431,677.50/8,443,405
  6. Step 6: Final answer
    x = 5,573,395.50

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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.