Home / 18,278,932.59-27,420,222.30-6,767,477.67

Finding the Fourth Proportional to 18,278,932.59, 27,420,222.30 and 6,767,477.67

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Solution

The fourth proportional to 18,278,932.59, 27,420,222.30 and 6,767,477.67 is: 10,151,891.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,278,932.59 : 27,420,222.30 = 6,767,477.67 : x
  2. Step 2: Convert to fraction form
    18,278,932.59/27,420,222.30 = 6,767,477.67/x
  3. Step 3: Cross multiply
    18,278,932.59x = 27,420,222.30 × 6,767,477.67
  4. Step 4: Simplify right side
    18,278,932.59x = 185,565,742,121,686.03
  5. Step 5: Solve for x
    x = 185,565,742,121,686.03/18,278,932.59
  6. Step 6: Final answer
    x = 10,151,891.59

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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.