Home / 40,790,039.75-56,288,530.74-22,204,793.01

Finding the Fourth Proportional to 40,790,039.75, 56,288,530.74 and 22,204,793.01

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Solution

The fourth proportional to 40,790,039.75, 56,288,530.74 and 22,204,793.01 is: 30,641,675.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,790,039.75 : 56,288,530.74 = 22,204,793.01 : x
  2. Step 2: Convert to fraction form
    40,790,039.75/56,288,530.74 = 22,204,793.01/x
  3. Step 3: Cross multiply
    40,790,039.75x = 56,288,530.74 × 22,204,793.01
  4. Step 4: Simplify right side
    40,790,039.75x = 1,249,875,174,213,072.25
  5. Step 5: Solve for x
    x = 1,249,875,174,213,072.25/40,790,039.75
  6. Step 6: Final answer
    x = 30,641,675.81

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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.