Home / 18,049,935.60-27,071,998.20-5,267,444.40

Finding the Fourth Proportional to 18,049,935.60, 27,071,998.20 and 5,267,444.40

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Solution

The fourth proportional to 18,049,935.60, 27,071,998.20 and 5,267,444.40 is: 7,900,318.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,049,935.60 : 27,071,998.20 = 5,267,444.40 : x
  2. Step 2: Convert to fraction form
    18,049,935.60/27,071,998.20 = 5,267,444.40/x
  3. Step 3: Cross multiply
    18,049,935.60x = 27,071,998.20 × 5,267,444.40
  4. Step 4: Simplify right side
    18,049,935.60x = 142,600,245,315,400.09
  5. Step 5: Solve for x
    x = 142,600,245,315,400.09/18,049,935.60
  6. Step 6: Final answer
    x = 7,900,318.79

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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.