Home / 42,646,254.26-63,969,568.86-13,500,236.48

Finding the Fourth Proportional to 42,646,254.26, 63,969,568.86 and 13,500,236.48

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Solution

The fourth proportional to 42,646,254.26, 63,969,568.86 and 13,500,236.48 is: 20,250,414.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,646,254.26 : 63,969,568.86 = 13,500,236.48 : x
  2. Step 2: Convert to fraction form
    42,646,254.26/63,969,568.86 = 13,500,236.48/x
  3. Step 3: Cross multiply
    42,646,254.26x = 63,969,568.86 × 13,500,236.48
  4. Step 4: Simplify right side
    42,646,254.26x = 863,604,306,813,796.12
  5. Step 5: Solve for x
    x = 863,604,306,813,796.12/42,646,254.26
  6. Step 6: Final answer
    x = 20,250,414.06

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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.