Home / 35,384,458.48-53,057,660.72-20,816,414.08

Finding the Fourth Proportional to 35,384,458.48, 53,057,660.72 and 20,816,414.08

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Solution

The fourth proportional to 35,384,458.48, 53,057,660.72 and 20,816,414.08 is: 31,213,427.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,384,458.48 : 53,057,660.72 = 20,816,414.08 : x
  2. Step 2: Convert to fraction form
    35,384,458.48/53,057,660.72 = 20,816,414.08/x
  3. Step 3: Cross multiply
    35,384,458.48x = 53,057,660.72 × 20,816,414.08
  4. Step 4: Simplify right side
    35,384,458.48x = 1,104,470,235,663,670.88
  5. Step 5: Solve for x
    x = 1,104,470,235,663,670.88/35,384,458.48
  6. Step 6: Final answer
    x = 31,213,427.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.