Home / 40,465,010.10-60,697,515.15-28,135,578.90

Finding the Fourth Proportional to 40,465,010.10, 60,697,515.15 and 28,135,578.90

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Solution

The fourth proportional to 40,465,010.10, 60,697,515.15 and 28,135,578.90 is: 42,203,368.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,465,010.10 : 60,697,515.15 = 28,135,578.90 : x
  2. Step 2: Convert to fraction form
    40,465,010.10/60,697,515.15 = 28,135,578.90/x
  3. Step 3: Cross multiply
    40,465,010.10x = 60,697,515.15 × 28,135,578.90
  4. Step 4: Simplify right side
    40,465,010.10x = 1,707,759,726,536,770.25
  5. Step 5: Solve for x
    x = 1,707,759,726,536,770.25/40,465,010.10
  6. Step 6: Final answer
    x = 42,203,368.35

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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.