Home / 26,500,939.41-39,723,065.05-12,102,431.25

Finding the Fourth Proportional to 26,500,939.41, 39,723,065.05 and 12,102,431.25

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Solution

The fourth proportional to 26,500,939.41, 39,723,065.05 and 12,102,431.25 is: 18,140,702.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,500,939.41 : 39,723,065.05 = 12,102,431.25 : x
  2. Step 2: Convert to fraction form
    26,500,939.41/39,723,065.05 = 12,102,431.25/x
  3. Step 3: Cross multiply
    26,500,939.41x = 39,723,065.05 × 12,102,431.25
  4. Step 4: Simplify right side
    26,500,939.41x = 480,745,663,806,902.75
  5. Step 5: Solve for x
    x = 480,745,663,806,902.75/26,500,939.41
  6. Step 6: Final answer
    x = 18,140,702.73

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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.