Home / 50,983,216.60-76,400,641.80-31,510,868.44

Finding the Fourth Proportional to 50,983,216.60, 76,400,641.80 and 31,510,868.44

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Solution

The fourth proportional to 50,983,216.60, 76,400,641.80 and 31,510,868.44 is: 47,220,452.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,983,216.60 : 76,400,641.80 = 31,510,868.44 : x
  2. Step 2: Convert to fraction form
    50,983,216.60/76,400,641.80 = 31,510,868.44/x
  3. Step 3: Cross multiply
    50,983,216.60x = 76,400,641.80 × 31,510,868.44
  4. Step 4: Simplify right side
    50,983,216.60x = 2,407,450,572,491,365
  5. Step 5: Solve for x
    x = 2,407,450,572,491,365/50,983,216.60
  6. Step 6: Final answer
    x = 47,220,452.79

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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.