Home / 12,705,333.57-19,047,285.41-5,511,448.17

Finding the Fourth Proportional to 12,705,333.57, 19,047,285.41 and 5,511,448.17

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Solution

The fourth proportional to 12,705,333.57, 19,047,285.41 and 5,511,448.17 is: 8,262,524.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,705,333.57 : 19,047,285.41 = 5,511,448.17 : x
  2. Step 2: Convert to fraction form
    12,705,333.57/19,047,285.41 = 5,511,448.17/x
  3. Step 3: Cross multiply
    12,705,333.57x = 19,047,285.41 × 5,511,448.17
  4. Step 4: Simplify right side
    12,705,333.57x = 104,978,126,288,854.97
  5. Step 5: Solve for x
    x = 104,978,126,288,854.97/12,705,333.57
  6. Step 6: Final answer
    x = 8,262,524.22

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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.