Home / 52,021,734.37-71,789,968.46-31,113,766.66

Finding the Fourth Proportional to 52,021,734.37, 71,789,968.46 and 31,113,766.66

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Solution

The fourth proportional to 52,021,734.37, 71,789,968.46 and 31,113,766.66 is: 42,936,983.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,021,734.37 : 71,789,968.46 = 31,113,766.66 : x
  2. Step 2: Convert to fraction form
    52,021,734.37/71,789,968.46 = 31,113,766.66/x
  3. Step 3: Cross multiply
    52,021,734.37x = 71,789,968.46 × 31,113,766.66
  4. Step 4: Simplify right side
    52,021,734.37x = 2,233,656,326,858,155.75
  5. Step 5: Solve for x
    x = 2,233,656,326,858,155.75/52,021,734.37
  6. Step 6: Final answer
    x = 42,936,983.05

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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.