Home / 10,538,255-15,807,421.38-2,560,079

Finding the Fourth Proportional to 10,538,255, 15,807,421.38 and 2,560,079

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Solution

The fourth proportional to 10,538,255, 15,807,421.38 and 2,560,079 is: 3,840,127.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,538,255 : 15,807,421.38 = 2,560,079 : x
  2. Step 2: Convert to fraction form
    10,538,255/15,807,421.38 = 2,560,079/x
  3. Step 3: Cross multiply
    10,538,255x = 15,807,421.38 × 2,560,079
  4. Step 4: Simplify right side
    10,538,255x = 40,468,247,519,089.02
  5. Step 5: Solve for x
    x = 40,468,247,519,089.02/10,538,255
  6. Step 6: Final answer
    x = 3,840,127.95

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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.