Home / 17,381,976.90-26,072,965.35-10,957,445.70

Finding the Fourth Proportional to 17,381,976.90, 26,072,965.35 and 10,957,445.70

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Solution

The fourth proportional to 17,381,976.90, 26,072,965.35 and 10,957,445.70 is: 16,436,168.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,381,976.90 : 26,072,965.35 = 10,957,445.70 : x
  2. Step 2: Convert to fraction form
    17,381,976.90/26,072,965.35 = 10,957,445.70/x
  3. Step 3: Cross multiply
    17,381,976.90x = 26,072,965.35 × 10,957,445.70
  4. Step 4: Simplify right side
    17,381,976.90x = 285,693,102,060,606.50
  5. Step 5: Solve for x
    x = 285,693,102,060,606.50/17,381,976.90
  6. Step 6: Final answer
    x = 16,436,168.55

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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.