Home / 52,659,135.97-72,675,745.81-30,633,563.72

Finding the Fourth Proportional to 52,659,135.97, 72,675,745.81 and 30,633,563.72

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Solution

The fourth proportional to 52,659,135.97, 72,675,745.81 and 30,633,563.72 is: 42,277,888.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,659,135.97 : 72,675,745.81 = 30,633,563.72 : x
  2. Step 2: Convert to fraction form
    52,659,135.97/72,675,745.81 = 30,633,563.72/x
  3. Step 3: Cross multiply
    52,659,135.97x = 72,675,745.81 × 30,633,563.72
  4. Step 4: Simplify right side
    52,659,135.97x = 2,226,317,090,274,263.75
  5. Step 5: Solve for x
    x = 2,226,317,090,274,263.75/52,659,135.97
  6. Step 6: Final answer
    x = 42,277,888.72

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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.