Home / 14,040,955.32-21,062,220.84-3,942,789

Finding the Fourth Proportional to 14,040,955.32, 21,062,220.84 and 3,942,789

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Solution

The fourth proportional to 14,040,955.32, 21,062,220.84 and 3,942,789 is: 5,914,404.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040,955.32 : 21,062,220.84 = 3,942,789 : x
  2. Step 2: Convert to fraction form
    14,040,955.32/21,062,220.84 = 3,942,789/x
  3. Step 3: Cross multiply
    14,040,955.32x = 21,062,220.84 × 3,942,789
  4. Step 4: Simplify right side
    14,040,955.32x = 83,043,892,643,522.77
  5. Step 5: Solve for x
    x = 83,043,892,643,522.77/14,040,955.32
  6. Step 6: Final answer
    x = 5,914,404.74

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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.