Home / 30,282,426.89-41,789,918.85-17,229,685.49

Finding the Fourth Proportional to 30,282,426.89, 41,789,918.85 and 17,229,685.49

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Solution

The fourth proportional to 30,282,426.89, 41,789,918.85 and 17,229,685.49 is: 23,777,062.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,282,426.89 : 41,789,918.85 = 17,229,685.49 : x
  2. Step 2: Convert to fraction form
    30,282,426.89/41,789,918.85 = 17,229,685.49/x
  3. Step 3: Cross multiply
    30,282,426.89x = 41,789,918.85 × 17,229,685.49
  4. Step 4: Simplify right side
    30,282,426.89x = 720,027,158,438,122.50
  5. Step 5: Solve for x
    x = 720,027,158,438,122.50/30,282,426.89
  6. Step 6: Final answer
    x = 23,777,062.55

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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.