Home / 25,652,736.64-38,482,647.90-8,618,281.12

Finding the Fourth Proportional to 25,652,736.64, 38,482,647.90 and 8,618,281.12

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Solution

The fourth proportional to 25,652,736.64, 38,482,647.90 and 8,618,281.12 is: 12,928,611.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,652,736.64 : 38,482,647.90 = 8,618,281.12 : x
  2. Step 2: Convert to fraction form
    25,652,736.64/38,482,647.90 = 8,618,281.12/x
  3. Step 3: Cross multiply
    25,652,736.64x = 38,482,647.90 × 8,618,281.12
  4. Step 4: Simplify right side
    25,652,736.64x = 331,654,277,844,177.62
  5. Step 5: Solve for x
    x = 331,654,277,844,177.62/25,652,736.64
  6. Step 6: Final answer
    x = 12,928,611.96

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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.