Home / 25,705,776.55-38,557,306.81-8,431,702.03

Finding the Fourth Proportional to 25,705,776.55, 38,557,306.81 and 8,431,702.03

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Solution

The fourth proportional to 25,705,776.55, 38,557,306.81 and 8,431,702.03 is: 12,647,107.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,705,776.55 : 38,557,306.81 = 8,431,702.03 : x
  2. Step 2: Convert to fraction form
    25,705,776.55/38,557,306.81 = 8,431,702.03/x
  3. Step 3: Cross multiply
    25,705,776.55x = 38,557,306.81 × 8,431,702.03
  4. Step 4: Simplify right side
    25,705,776.55x = 325,103,722,101,209.81
  5. Step 5: Solve for x
    x = 325,103,722,101,209.81/25,705,776.55
  6. Step 6: Final answer
    x = 12,647,107.61

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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.