Home / 17,173,778.50-25,763,218.34-5,657,118.51

Finding the Fourth Proportional to 17,173,778.50, 25,763,218.34 and 5,657,118.51

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Solution

The fourth proportional to 17,173,778.50, 25,763,218.34 and 5,657,118.51 is: 8,486,517.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,173,778.50 : 25,763,218.34 = 5,657,118.51 : x
  2. Step 2: Convert to fraction form
    17,173,778.50/25,763,218.34 = 5,657,118.51/x
  3. Step 3: Cross multiply
    17,173,778.50x = 25,763,218.34 × 5,657,118.51
  4. Step 4: Simplify right side
    17,173,778.50x = 145,745,579,348,385.47
  5. Step 5: Solve for x
    x = 145,745,579,348,385.47/17,173,778.50
  6. Step 6: Final answer
    x = 8,486,517.94

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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.