Home / 42,980,998.56-59,313,221.28-23,401,662.72

Finding the Fourth Proportional to 42,980,998.56, 59,313,221.28 and 23,401,662.72

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Solution

The fourth proportional to 42,980,998.56, 59,313,221.28 and 23,401,662.72 is: 32,293,991.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,980,998.56 : 59,313,221.28 = 23,401,662.72 : x
  2. Step 2: Convert to fraction form
    42,980,998.56/59,313,221.28 = 23,401,662.72/x
  3. Step 3: Cross multiply
    42,980,998.56x = 59,313,221.28 × 23,401,662.72
  4. Step 4: Simplify right side
    42,980,998.56x = 1,388,027,999,231,286.75
  5. Step 5: Solve for x
    x = 1,388,027,999,231,286.75/42,980,998.56
  6. Step 6: Final answer
    x = 32,293,991.43

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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.