Home / 15,058,110.84-20,780,177.04-8,182,576.44

Finding the Fourth Proportional to 15,058,110.84, 20,780,177.04 and 8,182,576.44

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Solution

The fourth proportional to 15,058,110.84, 20,780,177.04 and 8,182,576.44 is: 11,291,946.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,058,110.84 : 20,780,177.04 = 8,182,576.44 : x
  2. Step 2: Convert to fraction form
    15,058,110.84/20,780,177.04 = 8,182,576.44/x
  3. Step 3: Cross multiply
    15,058,110.84x = 20,780,177.04 × 8,182,576.44
  4. Step 4: Simplify right side
    15,058,110.84x = 170,035,387,066,532.94
  5. Step 5: Solve for x
    x = 170,035,387,066,532.94/15,058,110.84
  6. Step 6: Final answer
    x = 11,291,946.84

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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.