Home / 19,275,832.92-28,915,776.57-5,629,017.62

Finding the Fourth Proportional to 19,275,832.92, 28,915,776.57 and 5,629,017.62

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Solution

The fourth proportional to 19,275,832.92, 28,915,776.57 and 5,629,017.62 is: 8,444,118.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,275,832.92 : 28,915,776.57 = 5,629,017.62 : x
  2. Step 2: Convert to fraction form
    19,275,832.92/28,915,776.57 = 5,629,017.62/x
  3. Step 3: Cross multiply
    19,275,832.92x = 28,915,776.57 × 5,629,017.62
  4. Step 4: Simplify right side
    19,275,832.92x = 162,767,415,808,513.16
  5. Step 5: Solve for x
    x = 162,767,415,808,513.16/19,275,832.92
  6. Step 6: Final answer
    x = 8,444,118.42

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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.