Home / 9,227,371.25-12,734,159.16-5,307,128.48

Finding the Fourth Proportional to 9,227,371.25, 12,734,159.16 and 5,307,128.48

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Solution

The fourth proportional to 9,227,371.25, 12,734,159.16 and 5,307,128.48 is: 7,324,059.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,227,371.25 : 12,734,159.16 = 5,307,128.48 : x
  2. Step 2: Convert to fraction form
    9,227,371.25/12,734,159.16 = 5,307,128.48/x
  3. Step 3: Cross multiply
    9,227,371.25x = 12,734,159.16 × 5,307,128.48
  4. Step 4: Simplify right side
    9,227,371.25x = 67,581,818,683,218.08
  5. Step 5: Solve for x
    x = 67,581,818,683,218.08/9,227,371.25
  6. Step 6: Final answer
    x = 7,324,059.79

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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.