Home / 9,791,836.89-13,512,114.68-5,440,669.17

Finding the Fourth Proportional to 9,791,836.89, 13,512,114.68 and 5,440,669.17

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Solution

The fourth proportional to 9,791,836.89, 13,512,114.68 and 5,440,669.17 is: 7,507,778.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,791,836.89 : 13,512,114.68 = 5,440,669.17 : x
  2. Step 2: Convert to fraction form
    9,791,836.89/13,512,114.68 = 5,440,669.17/x
  3. Step 3: Cross multiply
    9,791,836.89x = 13,512,114.68 × 5,440,669.17
  4. Step 4: Simplify right side
    9,791,836.89x = 73,514,945,733,777.08
  5. Step 5: Solve for x
    x = 73,514,945,733,777.08/9,791,836.89
  6. Step 6: Final answer
    x = 7,507,778.83

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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.