Home / 33,167,998.05-45,771,215.29-18,483,340.78

Finding the Fourth Proportional to 33,167,998.05, 45,771,215.29 and 18,483,340.78

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Solution

The fourth proportional to 33,167,998.05, 45,771,215.29 and 18,483,340.78 is: 25,506,663.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,167,998.05 : 45,771,215.29 = 18,483,340.78 : x
  2. Step 2: Convert to fraction form
    33,167,998.05/45,771,215.29 = 18,483,340.78/x
  3. Step 3: Cross multiply
    33,167,998.05x = 45,771,215.29 × 18,483,340.78
  4. Step 4: Simplify right side
    33,167,998.05x = 846,004,970,119,816.62
  5. Step 5: Solve for x
    x = 846,004,970,119,816.62/33,167,998.05
  6. Step 6: Final answer
    x = 25,506,663.65

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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.