Home / 14,061,862.53-21,058,397.13-12,698,716.77

Finding the Fourth Proportional to 14,061,862.53, 21,058,397.13 and 12,698,716.77

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Solution

The fourth proportional to 14,061,862.53, 21,058,397.13 and 12,698,716.77 is: 19,017,012.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,061,862.53 : 21,058,397.13 = 12,698,716.77 : x
  2. Step 2: Convert to fraction form
    14,061,862.53/21,058,397.13 = 12,698,716.77/x
  3. Step 3: Cross multiply
    14,061,862.53x = 21,058,397.13 × 12,698,716.77
  4. Step 4: Simplify right side
    14,061,862.53x = 267,414,620,784,050.84
  5. Step 5: Solve for x
    x = 267,414,620,784,050.84/14,061,862.53
  6. Step 6: Final answer
    x = 19,017,012.88

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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.