Home / 15,945,712.68-23,922,378.96-5,163,025.38

Finding the Fourth Proportional to 15,945,712.68, 23,922,378.96 and 5,163,025.38

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Solution

The fourth proportional to 15,945,712.68, 23,922,378.96 and 5,163,025.38 is: 7,745,771.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,945,712.68 : 23,922,378.96 = 5,163,025.38 : x
  2. Step 2: Convert to fraction form
    15,945,712.68/23,922,378.96 = 5,163,025.38/x
  3. Step 3: Cross multiply
    15,945,712.68x = 23,922,378.96 × 5,163,025.38
  4. Step 4: Simplify right side
    15,945,712.68x = 123,511,849,720,458
  5. Step 5: Solve for x
    x = 123,511,849,720,458/15,945,712.68
  6. Step 6: Final answer
    x = 7,745,771.68

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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.