Home / 35,036,665.38-48,351,981.12-20,151,965.52

Finding the Fourth Proportional to 35,036,665.38, 48,351,981.12 and 20,151,965.52

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Solution

The fourth proportional to 35,036,665.38, 48,351,981.12 and 20,151,965.52 is: 27,810,507.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,036,665.38 : 48,351,981.12 = 20,151,965.52 : x
  2. Step 2: Convert to fraction form
    35,036,665.38/48,351,981.12 = 20,151,965.52/x
  3. Step 3: Cross multiply
    35,036,665.38x = 48,351,981.12 × 20,151,965.52
  4. Step 4: Simplify right side
    35,036,665.38x = 974,387,456,353,930.88
  5. Step 5: Solve for x
    x = 974,387,456,353,930.88/35,036,665.38
  6. Step 6: Final answer
    x = 27,810,507.81

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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.