Home / 14,315,517.25-21,551,140.78-13,044,316.21

Finding the Fourth Proportional to 14,315,517.25, 21,551,140.78 and 13,044,316.21

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Solution

The fourth proportional to 14,315,517.25, 21,551,140.78 and 13,044,316.21 is: 19,637,424.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,315,517.25 : 21,551,140.78 = 13,044,316.21 : x
  2. Step 2: Convert to fraction form
    14,315,517.25/21,551,140.78 = 13,044,316.21/x
  3. Step 3: Cross multiply
    14,315,517.25x = 21,551,140.78 × 13,044,316.21
  4. Step 4: Simplify right side
    14,315,517.25x = 281,119,895,007,431.66
  5. Step 5: Solve for x
    x = 281,119,895,007,431.66/14,315,517.25
  6. Step 6: Final answer
    x = 19,637,424.91

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.