Home / 12,705,166.92-19,052,979.66-4,616,145.48

Finding the Fourth Proportional to 12,705,166.92, 19,052,979.66 and 4,616,145.48

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Solution

The fourth proportional to 12,705,166.92, 19,052,979.66 and 4,616,145.48 is: 6,922,484.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,705,166.92 : 19,052,979.66 = 4,616,145.48 : x
  2. Step 2: Convert to fraction form
    12,705,166.92/19,052,979.66 = 4,616,145.48/x
  3. Step 3: Cross multiply
    12,705,166.92x = 19,052,979.66 × 4,616,145.48
  4. Step 4: Simplify right side
    12,705,166.92x = 87,951,325,938,040.95
  5. Step 5: Solve for x
    x = 87,951,325,938,040.95/12,705,166.92
  6. Step 6: Final answer
    x = 6,922,484.88

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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.