Home / 14,560,975.32-20,101,420.98-9,056,124.78

Finding the Fourth Proportional to 14,560,975.32, 20,101,420.98 and 9,056,124.78

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Solution

The fourth proportional to 14,560,975.32, 20,101,420.98 and 9,056,124.78 is: 12,501,976.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,560,975.32 : 20,101,420.98 = 9,056,124.78 : x
  2. Step 2: Convert to fraction form
    14,560,975.32/20,101,420.98 = 9,056,124.78/x
  3. Step 3: Cross multiply
    14,560,975.32x = 20,101,420.98 × 9,056,124.78
  4. Step 4: Simplify right side
    14,560,975.32x = 182,040,976,650,189.88
  5. Step 5: Solve for x
    x = 182,040,976,650,189.88/14,560,975.32
  6. Step 6: Final answer
    x = 12,501,976.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.