Home / 48,161,779.50-66,463,255.71-28,846,195.50

Finding the Fourth Proportional to 48,161,779.50, 66,463,255.71 and 28,846,195.50

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Solution

The fourth proportional to 48,161,779.50, 66,463,255.71 and 28,846,195.50 is: 39,807,749.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,161,779.50 : 66,463,255.71 = 28,846,195.50 : x
  2. Step 2: Convert to fraction form
    48,161,779.50/66,463,255.71 = 28,846,195.50/x
  3. Step 3: Cross multiply
    48,161,779.50x = 66,463,255.71 × 28,846,195.50
  4. Step 4: Simplify right side
    48,161,779.50x = 1,917,212,067,777,151.25
  5. Step 5: Solve for x
    x = 1,917,212,067,777,151.25/48,161,779.50
  6. Step 6: Final answer
    x = 39,807,749.79

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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.