Home / 18,366,302.80-27,517,961.40-11,973,264.40

Finding the Fourth Proportional to 18,366,302.80, 27,517,961.40 and 11,973,264.40

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Solution

The fourth proportional to 18,366,302.80, 27,517,961.40 and 11,973,264.40 is: 17,939,365.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,366,302.80 : 27,517,961.40 = 11,973,264.40 : x
  2. Step 2: Convert to fraction form
    18,366,302.80/27,517,961.40 = 11,973,264.40/x
  3. Step 3: Cross multiply
    18,366,302.80x = 27,517,961.40 × 11,973,264.40
  4. Step 4: Simplify right side
    18,366,302.80x = 329,479,827,591,194.12
  5. Step 5: Solve for x
    x = 329,479,827,591,194.12/18,366,302.80
  6. Step 6: Final answer
    x = 17,939,365.98

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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.