Home / 9,481,057.12-13,083,760.68-5,130,047.44

Finding the Fourth Proportional to 9,481,057.12, 13,083,760.68 and 5,130,047.44

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Solution

The fourth proportional to 9,481,057.12, 13,083,760.68 and 5,130,047.44 is: 7,079,412.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,481,057.12 : 13,083,760.68 = 5,130,047.44 : x
  2. Step 2: Convert to fraction form
    9,481,057.12/13,083,760.68 = 5,130,047.44/x
  3. Step 3: Cross multiply
    9,481,057.12x = 13,083,760.68 × 5,130,047.44
  4. Step 4: Simplify right side
    9,481,057.12x = 67,120,312,982,006.66
  5. Step 5: Solve for x
    x = 67,120,312,982,006.66/9,481,057.12
  6. Step 6: Final answer
    x = 7,079,412.36

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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.