Home / 55,773,112.20-83,659,603.72-19,381,505.64

Finding the Fourth Proportional to 55,773,112.20, 83,659,603.72 and 19,381,505.64

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Solution

The fourth proportional to 55,773,112.20, 83,659,603.72 and 19,381,505.64 is: 29,072,236.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,773,112.20 : 83,659,603.72 = 19,381,505.64 : x
  2. Step 2: Convert to fraction form
    55,773,112.20/83,659,603.72 = 19,381,505.64/x
  3. Step 3: Cross multiply
    55,773,112.20x = 83,659,603.72 × 19,381,505.64
  4. Step 4: Simplify right side
    55,773,112.20x = 1,621,449,081,339,345
  5. Step 5: Solve for x
    x = 1,621,449,081,339,345/55,773,112.20
  6. Step 6: Final answer
    x = 29,072,236.02

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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.