Home / 12,733,972.20-19,088,950.86-6,338,178.18

Finding the Fourth Proportional to 12,733,972.20, 19,088,950.86 and 6,338,178.18

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Solution

The fourth proportional to 12,733,972.20, 19,088,950.86 and 6,338,178.18 is: 9,501,290.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,733,972.20 : 19,088,950.86 = 6,338,178.18 : x
  2. Step 2: Convert to fraction form
    12,733,972.20/19,088,950.86 = 6,338,178.18/x
  3. Step 3: Cross multiply
    12,733,972.20x = 19,088,950.86 × 6,338,178.18
  4. Step 4: Simplify right side
    12,733,972.20x = 120,989,171,819,944.22
  5. Step 5: Solve for x
    x = 120,989,171,819,944.22/12,733,972.20
  6. Step 6: Final answer
    x = 9,501,290.71

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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.