Home / 75,404,888.51-113,098,863.24-20,825,233.20

Finding the Fourth Proportional to 75,404,888.51, 113,098,863.24 and 20,825,233.20

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Solution

The fourth proportional to 75,404,888.51, 113,098,863.24 and 20,825,233.20 is: 31,235,510.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,404,888.51 : 113,098,863.24 = 20,825,233.20 : x
  2. Step 2: Convert to fraction form
    75,404,888.51/113,098,863.24 = 20,825,233.20/x
  3. Step 3: Cross multiply
    75,404,888.51x = 113,098,863.24 × 20,825,233.20
  4. Step 4: Simplify right side
    75,404,888.51x = 2,355,310,201,627,907.50
  5. Step 5: Solve for x
    x = 2,355,310,201,627,907.50/75,404,888.51
  6. Step 6: Final answer
    x = 31,235,510.70

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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.