Home / 18,015,756.93-27,018,046.33-6,499,727.12

Finding the Fourth Proportional to 18,015,756.93, 27,018,046.33 and 6,499,727.12

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Solution

The fourth proportional to 18,015,756.93, 27,018,046.33 and 6,499,727.12 is: 9,747,574.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,015,756.93 : 27,018,046.33 = 6,499,727.12 : x
  2. Step 2: Convert to fraction form
    18,015,756.93/27,018,046.33 = 6,499,727.12/x
  3. Step 3: Cross multiply
    18,015,756.93x = 27,018,046.33 × 6,499,727.12
  4. Step 4: Simplify right side
    18,015,756.93x = 175,609,928,428,018.84
  5. Step 5: Solve for x
    x = 175,609,928,428,018.84/18,015,756.93
  6. Step 6: Final answer
    x = 9,747,574.25

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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.