Home / 76,493,278.44-105,530,759.82-47,073,535.02

Finding the Fourth Proportional to 76,493,278.44, 105,530,759.82 and 47,073,535.02

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Solution

The fourth proportional to 76,493,278.44, 105,530,759.82 and 47,073,535.02 is: 64,943,038.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,493,278.44 : 105,530,759.82 = 47,073,535.02 : x
  2. Step 2: Convert to fraction form
    76,493,278.44/105,530,759.82 = 47,073,535.02/x
  3. Step 3: Cross multiply
    76,493,278.44x = 105,530,759.82 × 47,073,535.02
  4. Step 4: Simplify right side
    76,493,278.44x = 4,967,705,918,073,979
  5. Step 5: Solve for x
    x = 4,967,705,918,073,979/76,493,278.44
  6. Step 6: Final answer
    x = 64,943,038.39

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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.