Home / 31,852,621.60-43,954,723.92-18,099,676.96

Finding the Fourth Proportional to 31,852,621.60, 43,954,723.92 and 18,099,676.96

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Solution

The fourth proportional to 31,852,621.60, 43,954,723.92 and 18,099,676.96 is: 24,976,478.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,852,621.60 : 43,954,723.92 = 18,099,676.96 : x
  2. Step 2: Convert to fraction form
    31,852,621.60/43,954,723.92 = 18,099,676.96/x
  3. Step 3: Cross multiply
    31,852,621.60x = 43,954,723.92 × 18,099,676.96
  4. Step 4: Simplify right side
    31,852,621.60x = 795,566,303,817,985
  5. Step 5: Solve for x
    x = 795,566,303,817,985/31,852,621.60
  6. Step 6: Final answer
    x = 24,976,478.04

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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.