Home / 19,689,959.42-29,534,939.13-5,313,004.14

Finding the Fourth Proportional to 19,689,959.42, 29,534,939.13 and 5,313,004.14

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Solution

The fourth proportional to 19,689,959.42, 29,534,939.13 and 5,313,004.14 is: 7,969,506.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,689,959.42 : 29,534,939.13 = 5,313,004.14 : x
  2. Step 2: Convert to fraction form
    19,689,959.42/29,534,939.13 = 5,313,004.14/x
  3. Step 3: Cross multiply
    19,689,959.42x = 29,534,939.13 × 5,313,004.14
  4. Step 4: Simplify right side
    19,689,959.42x = 156,919,253,973,132.12
  5. Step 5: Solve for x
    x = 156,919,253,973,132.12/19,689,959.42
  6. Step 6: Final answer
    x = 7,969,506.22

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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.