Home / 13,808,304.72-19,063,635.12-12,276,180

Finding the Fourth Proportional to 13,808,304.72, 19,063,635.12 and 12,276,180

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Solution

The fourth proportional to 13,808,304.72, 19,063,635.12 and 12,276,180 is: 16,948,395.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,808,304.72 : 19,063,635.12 = 12,276,180 : x
  2. Step 2: Convert to fraction form
    13,808,304.72/19,063,635.12 = 12,276,180/x
  3. Step 3: Cross multiply
    13,808,304.72x = 19,063,635.12 × 12,276,180
  4. Step 4: Simplify right side
    13,808,304.72x = 234,028,616,187,441.62
  5. Step 5: Solve for x
    x = 234,028,616,187,441.62/13,808,304.72
  6. Step 6: Final answer
    x = 16,948,395.98

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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.