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Finding the Fourth Proportional to 68,471,793.70, 102,723,437.25 and 22,415,148.34

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Solution

The fourth proportional to 68,471,793.70, 102,723,437.25 and 22,415,148.34 is: 33,627,877.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,471,793.70 : 102,723,437.25 = 22,415,148.34 : x
  2. Step 2: Convert to fraction form
    68,471,793.70/102,723,437.25 = 22,415,148.34/x
  3. Step 3: Cross multiply
    68,471,793.70x = 102,723,437.25 × 22,415,148.34
  4. Step 4: Simplify right side
    68,471,793.70x = 2,302,561,083,696,623
  5. Step 5: Solve for x
    x = 2,302,561,083,696,623/68,471,793.70
  6. Step 6: Final answer
    x = 33,627,877.40

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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.