Home / 20,067,705.46-27,695,730.83-11,249,538.42

Finding the Fourth Proportional to 20,067,705.46, 27,695,730.83 and 11,249,538.42

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Solution

The fourth proportional to 20,067,705.46, 27,695,730.83 and 11,249,538.42 is: 15,525,650.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,067,705.46 : 27,695,730.83 = 11,249,538.42 : x
  2. Step 2: Convert to fraction form
    20,067,705.46/27,695,730.83 = 11,249,538.42/x
  3. Step 3: Cross multiply
    20,067,705.46x = 27,695,730.83 × 11,249,538.42
  4. Step 4: Simplify right side
    20,067,705.46x = 311,564,188,042,063.44
  5. Step 5: Solve for x
    x = 311,564,188,042,063.44/20,067,705.46
  6. Step 6: Final answer
    x = 15,525,650.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.