Home / 17,176,663.78-23,695,896.31-15,218,539.02

Finding the Fourth Proportional to 17,176,663.78, 23,695,896.31 and 15,218,539.02

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Solution

The fourth proportional to 17,176,663.78, 23,695,896.31 and 15,218,539.02 is: 20,994,584.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,176,663.78 : 23,695,896.31 = 15,218,539.02 : x
  2. Step 2: Convert to fraction form
    17,176,663.78/23,695,896.31 = 15,218,539.02/x
  3. Step 3: Cross multiply
    17,176,663.78x = 23,695,896.31 × 15,218,539.02
  4. Step 4: Simplify right side
    17,176,663.78x = 360,616,922,569,562.69
  5. Step 5: Solve for x
    x = 360,616,922,569,562.69/17,176,663.78
  6. Step 6: Final answer
    x = 20,994,584.70

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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.