Home / 21,464,834.28-29,618,780.09-14,510,643.27

Finding the Fourth Proportional to 21,464,834.28, 29,618,780.09 and 14,510,643.27

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Solution

The fourth proportional to 21,464,834.28, 29,618,780.09 and 14,510,643.27 is: 20,022,868.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,464,834.28 : 29,618,780.09 = 14,510,643.27 : x
  2. Step 2: Convert to fraction form
    21,464,834.28/29,618,780.09 = 14,510,643.27/x
  3. Step 3: Cross multiply
    21,464,834.28x = 29,618,780.09 × 14,510,643.27
  4. Step 4: Simplify right side
    21,464,834.28x = 429,787,551,906,015.25
  5. Step 5: Solve for x
    x = 429,787,551,906,015.25/21,464,834.28
  6. Step 6: Final answer
    x = 20,022,868.39

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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.