Home / 11,476,677.81-15,810,876.45-7,986,013.59

Finding the Fourth Proportional to 11,476,677.81, 15,810,876.45 and 7,986,013.59

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Solution

The fourth proportional to 11,476,677.81, 15,810,876.45 and 7,986,013.59 is: 11,001,953.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,476,677.81 : 15,810,876.45 = 7,986,013.59 : x
  2. Step 2: Convert to fraction form
    11,476,677.81/15,810,876.45 = 7,986,013.59/x
  3. Step 3: Cross multiply
    11,476,677.81x = 15,810,876.45 × 7,986,013.59
  4. Step 4: Simplify right side
    11,476,677.81x = 126,265,874,199,510.95
  5. Step 5: Solve for x
    x = 126,265,874,199,510.95/11,476,677.81
  6. Step 6: Final answer
    x = 11,001,953.38

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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.