Home / 18,409,015-27,617,508.51-7,049,464.03

Finding the Fourth Proportional to 18,409,015, 27,617,508.51 and 7,049,464.03

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Solution

The fourth proportional to 18,409,015, 27,617,508.51 and 7,049,464.03 is: 10,575,722.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,409,015 : 27,617,508.51 = 7,049,464.03 : x
  2. Step 2: Convert to fraction form
    18,409,015/27,617,508.51 = 7,049,464.03/x
  3. Step 3: Cross multiply
    18,409,015x = 27,617,508.51 × 7,049,464.03
  4. Step 4: Simplify right side
    18,409,015x = 194,688,632,839,463.91
  5. Step 5: Solve for x
    x = 194,688,632,839,463.91/18,409,015
  6. Step 6: Final answer
    x = 10,575,722.43

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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.