Home / 81,979,422.37-113,131,507.01-44,809,946.75

Finding the Fourth Proportional to 81,979,422.37, 113,131,507.01 and 44,809,946.75

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Solution

The fourth proportional to 81,979,422.37, 113,131,507.01 and 44,809,946.75 is: 61,837,674.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,979,422.37 : 113,131,507.01 = 44,809,946.75 : x
  2. Step 2: Convert to fraction form
    81,979,422.37/113,131,507.01 = 44,809,946.75/x
  3. Step 3: Cross multiply
    81,979,422.37x = 113,131,507.01 × 44,809,946.75
  4. Step 4: Simplify right side
    81,979,422.37x = 5,069,416,804,924,130
  5. Step 5: Solve for x
    x = 5,069,416,804,924,130/81,979,422.37
  6. Step 6: Final answer
    x = 61,837,674.12

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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.