Home / 31,763,416.38-43,833,511.08-18,012,380.46

Finding the Fourth Proportional to 31,763,416.38, 43,833,511.08 and 18,012,380.46

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Solution

The fourth proportional to 31,763,416.38, 43,833,511.08 and 18,012,380.46 is: 24,857,083.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,763,416.38 : 43,833,511.08 = 18,012,380.46 : x
  2. Step 2: Convert to fraction form
    31,763,416.38/43,833,511.08 = 18,012,380.46/x
  3. Step 3: Cross multiply
    31,763,416.38x = 43,833,511.08 × 18,012,380.46
  4. Step 4: Simplify right side
    31,763,416.38x = 789,545,878,470,585.50
  5. Step 5: Solve for x
    x = 789,545,878,470,585.50/31,763,416.38
  6. Step 6: Final answer
    x = 24,857,083.04

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1.5x scale

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.