Home / 5,132,671.56-7,695,508.08-2,603,449.80

Finding the Fourth Proportional to 5,132,671.56, 7,695,508.08 and 2,603,449.80

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Solution

The fourth proportional to 5,132,671.56, 7,695,508.08 and 2,603,449.80 is: 3,903,399.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132,671.56 : 7,695,508.08 = 2,603,449.80 : x
  2. Step 2: Convert to fraction form
    5,132,671.56/7,695,508.08 = 2,603,449.80/x
  3. Step 3: Cross multiply
    5,132,671.56x = 7,695,508.08 × 2,603,449.80
  4. Step 4: Simplify right side
    5,132,671.56x = 20,034,868,971,774.38
  5. Step 5: Solve for x
    x = 20,034,868,971,774.38/5,132,671.56
  6. Step 6: Final answer
    x = 3,903,399.77

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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.