Home / 8,438,760.08-11,647,362.36-5,130,351.33

Finding the Fourth Proportional to 8,438,760.08, 11,647,362.36 and 5,130,351.33

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Solution

The fourth proportional to 8,438,760.08, 11,647,362.36 and 5,130,351.33 is: 7,081,023.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,438,760.08 : 11,647,362.36 = 5,130,351.33 : x
  2. Step 2: Convert to fraction form
    8,438,760.08/11,647,362.36 = 5,130,351.33/x
  3. Step 3: Cross multiply
    8,438,760.08x = 11,647,362.36 × 5,130,351.33
  4. Step 4: Simplify right side
    8,438,760.08x = 59,755,060,974,617.94
  5. Step 5: Solve for x
    x = 59,755,060,974,617.94/8,438,760.08
  6. Step 6: Final answer
    x = 7,081,023.80

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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.