Home / 13,530,488.86-20,293,764.99-3,943,293.22

Finding the Fourth Proportional to 13,530,488.86, 20,293,764.99 and 3,943,293.22

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Solution

The fourth proportional to 13,530,488.86, 20,293,764.99 and 3,943,293.22 is: 5,914,366.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,530,488.86 : 20,293,764.99 = 3,943,293.22 : x
  2. Step 2: Convert to fraction form
    13,530,488.86/20,293,764.99 = 3,943,293.22/x
  3. Step 3: Cross multiply
    13,530,488.86x = 20,293,764.99 × 3,943,293.22
  4. Step 4: Simplify right side
    13,530,488.86x = 80,024,265,893,340.36
  5. Step 5: Solve for x
    x = 80,024,265,893,340.36/13,530,488.86
  6. Step 6: Final answer
    x = 5,914,366.19

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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.