Home / 9,145,818.81-13,706,768.97-3,748,149.72

Finding the Fourth Proportional to 9,145,818.81, 13,706,768.97 and 3,748,149.72

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Solution

The fourth proportional to 9,145,818.81, 13,706,768.97 and 3,748,149.72 is: 5,617,323.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,145,818.81 : 13,706,768.97 = 3,748,149.72 : x
  2. Step 2: Convert to fraction form
    9,145,818.81/13,706,768.97 = 3,748,149.72/x
  3. Step 3: Cross multiply
    9,145,818.81x = 13,706,768.97 × 3,748,149.72
  4. Step 4: Simplify right side
    9,145,818.81x = 51,375,022,277,010.20
  5. Step 5: Solve for x
    x = 51,375,022,277,010.20/9,145,818.81
  6. Step 6: Final answer
    x = 5,617,323.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.