Home / 12,415,097.13-17,123,128.02-8,065,584.85

Finding the Fourth Proportional to 12,415,097.13, 17,123,128.02 and 8,065,584.85

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Solution

The fourth proportional to 12,415,097.13, 17,123,128.02 and 8,065,584.85 is: 11,124,201.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,415,097.13 : 17,123,128.02 = 8,065,584.85 : x
  2. Step 2: Convert to fraction form
    12,415,097.13/17,123,128.02 = 8,065,584.85/x
  3. Step 3: Cross multiply
    12,415,097.13x = 17,123,128.02 × 8,065,584.85
  4. Step 4: Simplify right side
    12,415,097.13x = 138,108,041,899,914.67
  5. Step 5: Solve for x
    x = 138,108,041,899,914.67/12,415,097.13
  6. Step 6: Final answer
    x = 11,124,201.48

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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.