Home / 12,655,966.67-17,465,591.99-7,149,573.91

Finding the Fourth Proportional to 12,655,966.67, 17,465,591.99 and 7,149,573.91

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Solution

The fourth proportional to 12,655,966.67, 17,465,591.99 and 7,149,573.91 is: 9,866,614.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,655,966.67 : 17,465,591.99 = 7,149,573.91 : x
  2. Step 2: Convert to fraction form
    12,655,966.67/17,465,591.99 = 7,149,573.91/x
  3. Step 3: Cross multiply
    12,655,966.67x = 17,465,591.99 × 7,149,573.91
  4. Step 4: Simplify right side
    12,655,966.67x = 124,871,540,814,408.97
  5. Step 5: Solve for x
    x = 124,871,540,814,408.97/12,655,966.67
  6. Step 6: Final answer
    x = 9,866,614.23

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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.