Home / 30,802,434.01-42,509,719.76-17,571,902.23

Finding the Fourth Proportional to 30,802,434.01, 42,509,719.76 and 17,571,902.23

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Solution

The fourth proportional to 30,802,434.01, 42,509,719.76 and 17,571,902.23 is: 24,250,571.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,802,434.01 : 42,509,719.76 = 17,571,902.23 : x
  2. Step 2: Convert to fraction form
    30,802,434.01/42,509,719.76 = 17,571,902.23/x
  3. Step 3: Cross multiply
    30,802,434.01x = 42,509,719.76 × 17,571,902.23
  4. Step 4: Simplify right side
    30,802,434.01x = 746,976,639,253,285.25
  5. Step 5: Solve for x
    x = 746,976,639,253,285.25/30,802,434.01
  6. Step 6: Final answer
    x = 24,250,571.86

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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.