Home / 10,538,256-15,807,422.88-2,560,080

Finding the Fourth Proportional to 10,538,256, 15,807,422.88 and 2,560,080

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Solution

The fourth proportional to 10,538,256, 15,807,422.88 and 2,560,080 is: 3,840,129.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,538,256 : 15,807,422.88 = 2,560,080 : x
  2. Step 2: Convert to fraction form
    10,538,256/15,807,422.88 = 2,560,080/x
  3. Step 3: Cross multiply
    10,538,256x = 15,807,422.88 × 2,560,080
  4. Step 4: Simplify right side
    10,538,256x = 40,468,267,166,630.40
  5. Step 5: Solve for x
    x = 40,468,267,166,630.40/10,538,256
  6. Step 6: Final answer
    x = 3,840,129.45

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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.