Home / 40,780,072.80-56,276,497.26-22,195,346.10

Finding the Fourth Proportional to 40,780,072.80, 56,276,497.26 and 22,195,346.10

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Solution

The fourth proportional to 40,780,072.80, 56,276,497.26 and 22,195,346.10 is: 30,629,575.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,780,072.80 : 56,276,497.26 = 22,195,346.10 : x
  2. Step 2: Convert to fraction form
    40,780,072.80/56,276,497.26 = 22,195,346.10/x
  3. Step 3: Cross multiply
    40,780,072.80x = 56,276,497.26 × 22,195,346.10
  4. Step 4: Simplify right side
    40,780,072.80x = 1,249,076,333,981,401.75
  5. Step 5: Solve for x
    x = 1,249,076,333,981,401.75/40,780,072.80
  6. Step 6: Final answer
    x = 30,629,575.87

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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.