Home / 5,147,058.66-7,103,792.52-2,855,957.46

Finding the Fourth Proportional to 5,147,058.66, 7,103,792.52 and 2,855,957.46

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Solution

The fourth proportional to 5,147,058.66, 7,103,792.52 and 2,855,957.46 is: 3,941,693.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147,058.66 : 7,103,792.52 = 2,855,957.46 : x
  2. Step 2: Convert to fraction form
    5,147,058.66/7,103,792.52 = 2,855,957.46/x
  3. Step 3: Cross multiply
    5,147,058.66x = 7,103,792.52 × 2,855,957.46
  4. Step 4: Simplify right side
    5,147,058.66x = 20,288,129,241,786.20
  5. Step 5: Solve for x
    x = 20,288,129,241,786.20/5,147,058.66
  6. Step 6: Final answer
    x = 3,941,693.81

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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.