Home / 48,976,247.80-73,380,390.90-31,928,145.40

Finding the Fourth Proportional to 48,976,247.80, 73,380,390.90 and 31,928,145.40

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Solution

The fourth proportional to 48,976,247.80, 73,380,390.90 and 31,928,145.40 is: 47,837,470.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,976,247.80 : 73,380,390.90 = 31,928,145.40 : x
  2. Step 2: Convert to fraction form
    48,976,247.80/73,380,390.90 = 31,928,145.40/x
  3. Step 3: Cross multiply
    48,976,247.80x = 73,380,390.90 × 31,928,145.40
  4. Step 4: Simplify right side
    48,976,247.80x = 2,342,899,790,164,037
  5. Step 5: Solve for x
    x = 2,342,899,790,164,037/48,976,247.80
  6. Step 6: Final answer
    x = 47,837,470.11

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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.