Home / 26,423,530.40-39,672,159.60-16,897,872.80

Finding the Fourth Proportional to 26,423,530.40, 39,672,159.60 and 16,897,872.80

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Solution

The fourth proportional to 26,423,530.40, 39,672,159.60 and 16,897,872.80 is: 25,370,383.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,423,530.40 : 39,672,159.60 = 16,897,872.80 : x
  2. Step 2: Convert to fraction form
    26,423,530.40/39,672,159.60 = 16,897,872.80/x
  3. Step 3: Cross multiply
    26,423,530.40x = 39,672,159.60 × 16,897,872.80
  4. Step 4: Simplify right side
    26,423,530.40x = 670,375,106,622,098.88
  5. Step 5: Solve for x
    x = 670,375,106,622,098.88/26,423,530.40
  6. Step 6: Final answer
    x = 25,370,383.76

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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.