Home / 50,983,215.20-76,400,639.75-31,510,867.04

Finding the Fourth Proportional to 50,983,215.20, 76,400,639.75 and 31,510,867.04

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Solution

The fourth proportional to 50,983,215.20, 76,400,639.75 and 31,510,867.04 is: 47,220,450.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,983,215.20 : 76,400,639.75 = 31,510,867.04 : x
  2. Step 2: Convert to fraction form
    50,983,215.20/76,400,639.75 = 31,510,867.04/x
  3. Step 3: Cross multiply
    50,983,215.20x = 76,400,639.75 × 31,510,867.04
  4. Step 4: Simplify right side
    50,983,215.20x = 2,407,450,400,629,962.50
  5. Step 5: Solve for x
    x = 2,407,450,400,629,962.50/50,983,215.20
  6. Step 6: Final answer
    x = 47,220,450.72

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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.