Home / 66,755,248.52-100,116,688.62-18,233,329.64

Finding the Fourth Proportional to 66,755,248.52, 100,116,688.62 and 18,233,329.64

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Solution

The fourth proportional to 66,755,248.52, 100,116,688.62 and 18,233,329.64 is: 27,345,573.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,755,248.52 : 100,116,688.62 = 18,233,329.64 : x
  2. Step 2: Convert to fraction form
    66,755,248.52/100,116,688.62 = 18,233,329.64/x
  3. Step 3: Cross multiply
    66,755,248.52x = 100,116,688.62 × 18,233,329.64
  4. Step 4: Simplify right side
    66,755,248.52x = 1,825,460,586,073,696.75
  5. Step 5: Solve for x
    x = 1,825,460,586,073,696.75/66,755,248.52
  6. Step 6: Final answer
    x = 27,345,573.97

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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.