Home / 75,858,474.99-113,774,878.40-21,258,494.26

Finding the Fourth Proportional to 75,858,474.99, 113,774,878.40 and 21,258,494.26

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Solution

The fourth proportional to 75,858,474.99, 113,774,878.40 and 21,258,494.26 is: 31,884,144.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,858,474.99 : 113,774,878.40 = 21,258,494.26 : x
  2. Step 2: Convert to fraction form
    75,858,474.99/113,774,878.40 = 21,258,494.26/x
  3. Step 3: Cross multiply
    75,858,474.99x = 113,774,878.40 × 21,258,494.26
  4. Step 4: Simplify right side
    75,858,474.99x = 2,418,682,599,007,868.50
  5. Step 5: Solve for x
    x = 2,418,682,599,007,868.50/75,858,474.99
  6. Step 6: Final answer
    x = 31,884,144.77

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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.