Home / 40,297,304.06-60,445,919.16-12,631,420.54

Finding the Fourth Proportional to 40,297,304.06, 60,445,919.16 and 12,631,420.54

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Solution

The fourth proportional to 40,297,304.06, 60,445,919.16 and 12,631,420.54 is: 18,947,119.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,297,304.06 : 60,445,919.16 = 12,631,420.54 : x
  2. Step 2: Convert to fraction form
    40,297,304.06/60,445,919.16 = 12,631,420.54/x
  3. Step 3: Cross multiply
    40,297,304.06x = 60,445,919.16 × 12,631,420.54
  4. Step 4: Simplify right side
    40,297,304.06x = 763,517,824,471,416.88
  5. Step 5: Solve for x
    x = 763,517,824,471,416.88/40,297,304.06
  6. Step 6: Final answer
    x = 18,947,119.23

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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.