Home / 5,377,166.60-8,065,749.90-3,781,531.40

Finding the Fourth Proportional to 5,377,166.60, 8,065,749.90 and 3,781,531.40

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Solution

The fourth proportional to 5,377,166.60, 8,065,749.90 and 3,781,531.40 is: 5,672,297.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377,166.60 : 8,065,749.90 = 3,781,531.40 : x
  2. Step 2: Convert to fraction form
    5,377,166.60/8,065,749.90 = 3,781,531.40/x
  3. Step 3: Cross multiply
    5,377,166.60x = 8,065,749.90 × 3,781,531.40
  4. Step 4: Simplify right side
    5,377,166.60x = 30,500,886,511,396.86
  5. Step 5: Solve for x
    x = 30,500,886,511,396.86/5,377,166.60
  6. Step 6: Final answer
    x = 5,672,297.10

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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.