Home / 19,126,659.73-28,701,103.69-8,046,919.38

Finding the Fourth Proportional to 19,126,659.73, 28,701,103.69 and 8,046,919.38

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Solution

The fourth proportional to 19,126,659.73, 28,701,103.69 and 8,046,919.38 is: 12,075,054.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,126,659.73 : 28,701,103.69 = 8,046,919.38 : x
  2. Step 2: Convert to fraction form
    19,126,659.73/28,701,103.69 = 8,046,919.38/x
  3. Step 3: Cross multiply
    19,126,659.73x = 28,701,103.69 × 8,046,919.38
  4. Step 4: Simplify right side
    19,126,659.73x = 230,955,467,510,450.53
  5. Step 5: Solve for x
    x = 230,955,467,510,450.53/19,126,659.73
  6. Step 6: Final answer
    x = 12,075,054.96

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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.