Home / 30,241,010.10-45,361,515.15-27,123,222.90

Finding the Fourth Proportional to 30,241,010.10, 45,361,515.15 and 27,123,222.90

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Solution

The fourth proportional to 30,241,010.10, 45,361,515.15 and 27,123,222.90 is: 40,684,834.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,241,010.10 : 45,361,515.15 = 27,123,222.90 : x
  2. Step 2: Convert to fraction form
    30,241,010.10/45,361,515.15 = 27,123,222.90/x
  3. Step 3: Cross multiply
    30,241,010.10x = 45,361,515.15 × 27,123,222.90
  4. Step 4: Simplify right side
    30,241,010.10x = 1,230,350,486,495,176.75
  5. Step 5: Solve for x
    x = 1,230,350,486,495,176.75/30,241,010.10
  6. Step 6: Final answer
    x = 40,684,834.35

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Similar ratio
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1.5x scale

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.