Home / 10,309,913.12-14,227,286.64-5,726,528.48

Finding the Fourth Proportional to 10,309,913.12, 14,227,286.64 and 5,726,528.48

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Solution

The fourth proportional to 10,309,913.12, 14,227,286.64 and 5,726,528.48 is: 7,902,390.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,309,913.12 : 14,227,286.64 = 5,726,528.48 : x
  2. Step 2: Convert to fraction form
    10,309,913.12/14,227,286.64 = 5,726,528.48/x
  3. Step 3: Cross multiply
    10,309,913.12x = 14,227,286.64 × 5,726,528.48
  4. Step 4: Simplify right side
    10,309,913.12x = 81,472,962,137,083.52
  5. Step 5: Solve for x
    x = 81,472,962,137,083.52/10,309,913.12
  6. Step 6: Final answer
    x = 7,902,390.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.