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Finding the Fourth Proportional to 17,496,938.60, 26,245,407.90 and 10,694,493.80

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Solution

The fourth proportional to 17,496,938.60, 26,245,407.90 and 10,694,493.80 is: 16,041,740.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,496,938.60 : 26,245,407.90 = 10,694,493.80 : x
  2. Step 2: Convert to fraction form
    17,496,938.60/26,245,407.90 = 10,694,493.80/x
  3. Step 3: Cross multiply
    17,496,938.60x = 26,245,407.90 × 10,694,493.80
  4. Step 4: Simplify right side
    17,496,938.60x = 280,681,352,065,021.03
  5. Step 5: Solve for x
    x = 280,681,352,065,021.03/17,496,938.60
  6. Step 6: Final answer
    x = 16,041,740.70

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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.