Home / 91,797,026.09-126,683,005.14-49,982,713.07

Finding the Fourth Proportional to 91,797,026.09, 126,683,005.14 and 49,982,713.07

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Solution

The fourth proportional to 91,797,026.09, 126,683,005.14 and 49,982,713.07 is: 68,977,836.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,797,026.09 : 126,683,005.14 = 49,982,713.07 : x
  2. Step 2: Convert to fraction form
    91,797,026.09/126,683,005.14 = 49,982,713.07/x
  3. Step 3: Cross multiply
    91,797,026.09x = 126,683,005.14 × 49,982,713.07
  4. Step 4: Simplify right side
    91,797,026.09x = 6,331,960,296,124,540
  5. Step 5: Solve for x
    x = 6,331,960,296,124,540/91,797,026.09
  6. Step 6: Final answer
    x = 68,977,836.93

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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.