Home / 30,282,436.81-41,789,932.59-17,229,695.45

Finding the Fourth Proportional to 30,282,436.81, 41,789,932.59 and 17,229,695.45

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Solution

The fourth proportional to 30,282,436.81, 41,789,932.59 and 17,229,695.45 is: 23,777,076.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,282,436.81 : 41,789,932.59 = 17,229,695.45 : x
  2. Step 2: Convert to fraction form
    30,282,436.81/41,789,932.59 = 17,229,695.45/x
  3. Step 3: Cross multiply
    30,282,436.81x = 41,789,932.59 × 17,229,695.45
  4. Step 4: Simplify right side
    30,282,436.81x = 720,027,811,315,581.25
  5. Step 5: Solve for x
    x = 720,027,811,315,581.25/30,282,436.81
  6. Step 6: Final answer
    x = 23,777,076.33

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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.