Home / 18,753,264.73-28,093,499.37-13,820,337.63

Finding the Fourth Proportional to 18,753,264.73, 28,093,499.37 and 13,820,337.63

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Solution

The fourth proportional to 18,753,264.73, 28,093,499.37 and 13,820,337.63 is: 20,703,682.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,753,264.73 : 28,093,499.37 = 13,820,337.63 : x
  2. Step 2: Convert to fraction form
    18,753,264.73/28,093,499.37 = 13,820,337.63/x
  3. Step 3: Cross multiply
    18,753,264.73x = 28,093,499.37 × 13,820,337.63
  4. Step 4: Simplify right side
    18,753,264.73x = 388,261,646,501,592.31
  5. Step 5: Solve for x
    x = 388,261,646,501,592.31/18,753,264.73
  6. Step 6: Final answer
    x = 20,703,682.91

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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.