Home / 18,073,178.34-24,940,286.58-9,813,051.57

Finding the Fourth Proportional to 18,073,178.34, 24,940,286.58 and 9,813,051.57

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Solution

The fourth proportional to 18,073,178.34, 24,940,286.58 and 9,813,051.57 is: 13,541,631.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,073,178.34 : 24,940,286.58 = 9,813,051.57 : x
  2. Step 2: Convert to fraction form
    18,073,178.34/24,940,286.58 = 9,813,051.57/x
  3. Step 3: Cross multiply
    18,073,178.34x = 24,940,286.58 × 9,813,051.57
  4. Step 4: Simplify right side
    18,073,178.34x = 244,740,318,380,118.91
  5. Step 5: Solve for x
    x = 244,740,318,380,118.91/18,073,178.34
  6. Step 6: Final answer
    x = 13,541,631.35

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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.