Home / 9,231,957.66-12,739,434.12-5,101,939.38

Finding the Fourth Proportional to 9,231,957.66, 12,739,434.12 and 5,101,939.38

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Solution

The fourth proportional to 9,231,957.66, 12,739,434.12 and 5,101,939.38 is: 7,040,307.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,231,957.66 : 12,739,434.12 = 5,101,939.38 : x
  2. Step 2: Convert to fraction form
    9,231,957.66/12,739,434.12 = 5,101,939.38/x
  3. Step 3: Cross multiply
    9,231,957.66x = 12,739,434.12 × 5,101,939.38
  4. Step 4: Simplify right side
    9,231,957.66x = 64,995,820,615,743.64
  5. Step 5: Solve for x
    x = 64,995,820,615,743.64/9,231,957.66
  6. Step 6: Final answer
    x = 7,040,307.49

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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.