Home / 18,418,167.89-27,646,413.75-13,565,953.00

Finding the Fourth Proportional to 18,418,167.89, 27,646,413.75 and 13,565,953.00

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Solution

The fourth proportional to 18,418,167.89, 27,646,413.75 and 13,565,953.00 is: 20,363,043.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,418,167.89 : 27,646,413.75 = 13,565,953.00 : x
  2. Step 2: Convert to fraction form
    18,418,167.89/27,646,413.75 = 13,565,953.00/x
  3. Step 3: Cross multiply
    18,418,167.89x = 27,646,413.75 × 13,565,953.00
  4. Step 4: Simplify right side
    18,418,167.89x = 375,049,949,585,611.81
  5. Step 5: Solve for x
    x = 375,049,949,585,611.81/18,418,167.89
  6. Step 6: Final answer
    x = 20,363,043.27

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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.