Home / 14,137,716.84-21,167,065.49-7,637,504.50

Finding the Fourth Proportional to 14,137,716.84, 21,167,065.49 and 7,637,504.50

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Solution

The fourth proportional to 14,137,716.84, 21,167,065.49 and 7,637,504.50 is: 11,434,912.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,137,716.84 : 21,167,065.49 = 7,637,504.50 : x
  2. Step 2: Convert to fraction form
    14,137,716.84/21,167,065.49 = 7,637,504.50/x
  3. Step 3: Cross multiply
    14,137,716.84x = 21,167,065.49 × 7,637,504.50
  4. Step 4: Simplify right side
    14,137,716.84x = 161,663,557,931,669.69
  5. Step 5: Solve for x
    x = 161,663,557,931,669.69/14,137,716.84
  6. Step 6: Final answer
    x = 11,434,912.71

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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.