Home / 65,729,999.80-98,594,999.70-17,207,759.80

Finding the Fourth Proportional to 65,729,999.80, 98,594,999.70 and 17,207,759.80

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Solution

The fourth proportional to 65,729,999.80, 98,594,999.70 and 17,207,759.80 is: 25,811,639.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,729,999.80 : 98,594,999.70 = 17,207,759.80 : x
  2. Step 2: Convert to fraction form
    65,729,999.80/98,594,999.70 = 17,207,759.80/x
  3. Step 3: Cross multiply
    65,729,999.80x = 98,594,999.70 × 17,207,759.80
  4. Step 4: Simplify right side
    65,729,999.80x = 1,696,599,072,318,672.25
  5. Step 5: Solve for x
    x = 1,696,599,072,318,672.25/65,729,999.80
  6. Step 6: Final answer
    x = 25,811,639.70

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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.