Home / 12,383,242.56-18,576,341.09-5,988,900.16

Finding the Fourth Proportional to 12,383,242.56, 18,576,341.09 and 5,988,900.16

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Solution

The fourth proportional to 12,383,242.56, 18,576,341.09 and 5,988,900.16 is: 8,984,064.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,383,242.56 : 18,576,341.09 = 5,988,900.16 : x
  2. Step 2: Convert to fraction form
    12,383,242.56/18,576,341.09 = 5,988,900.16/x
  3. Step 3: Cross multiply
    12,383,242.56x = 18,576,341.09 × 5,988,900.16
  4. Step 4: Simplify right side
    12,383,242.56x = 111,251,852,227,781.55
  5. Step 5: Solve for x
    x = 111,251,852,227,781.55/12,383,242.56
  6. Step 6: Final answer
    x = 8,984,064.69

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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.