Home / 33,215,356.89-45,837,221.05-18,531,025.45

Finding the Fourth Proportional to 33,215,356.89, 45,837,221.05 and 18,531,025.45

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Solution

The fourth proportional to 33,215,356.89, 45,837,221.05 and 18,531,025.45 is: 25,572,831.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,215,356.89 : 45,837,221.05 = 18,531,025.45 : x
  2. Step 2: Convert to fraction form
    33,215,356.89/45,837,221.05 = 18,531,025.45/x
  3. Step 3: Cross multiply
    33,215,356.89x = 45,837,221.05 × 18,531,025.45
  4. Step 4: Simplify right side
    33,215,356.89x = 849,410,709,915,286.12
  5. Step 5: Solve for x
    x = 849,410,709,915,286.12/33,215,356.89
  6. Step 6: Final answer
    x = 25,572,831.04

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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.