Home / 18,130,499.42-27,178,653.83-9,023,988.15

Finding the Fourth Proportional to 18,130,499.42, 27,178,653.83 and 9,023,988.15

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Solution

The fourth proportional to 18,130,499.42, 27,178,653.83 and 9,023,988.15 is: 13,527,473.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,130,499.42 : 27,178,653.83 = 9,023,988.15 : x
  2. Step 2: Convert to fraction form
    18,130,499.42/27,178,653.83 = 9,023,988.15/x
  3. Step 3: Cross multiply
    18,130,499.42x = 27,178,653.83 × 9,023,988.15
  4. Step 4: Simplify right side
    18,130,499.42x = 245,259,850,049,752.19
  5. Step 5: Solve for x
    x = 245,259,850,049,752.19/18,130,499.42
  6. Step 6: Final answer
    x = 13,527,473.48

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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.