Home / 25,373,846-35,015,942.12-13,771,409.68

Finding the Fourth Proportional to 25,373,846, 35,015,942.12 and 13,771,409.68

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Solution

The fourth proportional to 25,373,846, 35,015,942.12 and 13,771,409.68 is: 19,004,564.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,373,846 : 35,015,942.12 = 13,771,409.68 : x
  2. Step 2: Convert to fraction form
    25,373,846/35,015,942.12 = 13,771,409.68/x
  3. Step 3: Cross multiply
    25,373,846x = 35,015,942.12 × 13,771,409.68
  4. Step 4: Simplify right side
    25,373,846x = 482,218,884,265,687.69
  5. Step 5: Solve for x
    x = 482,218,884,265,687.69/25,373,846
  6. Step 6: Final answer
    x = 19,004,564.16

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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.