Home / 49,995,723.89-74,986,008.54-13,606,949.87

Finding the Fourth Proportional to 49,995,723.89, 74,986,008.54 and 13,606,949.87

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Solution

The fourth proportional to 49,995,723.89, 74,986,008.54 and 13,606,949.87 is: 20,408,362.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,995,723.89 : 74,986,008.54 = 13,606,949.87 : x
  2. Step 2: Convert to fraction form
    49,995,723.89/74,986,008.54 = 13,606,949.87/x
  3. Step 3: Cross multiply
    49,995,723.89x = 74,986,008.54 × 13,606,949.87
  4. Step 4: Simplify right side
    49,995,723.89x = 1,020,330,858,899,672
  5. Step 5: Solve for x
    x = 1,020,330,858,899,672/49,995,723.89
  6. Step 6: Final answer
    x = 20,408,362.55

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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.