Home / 66,725,440.89-100,103,253.44-36,019,361.18

Finding the Fourth Proportional to 66,725,440.89, 100,103,253.44 and 36,019,361.18

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Solution

The fourth proportional to 66,725,440.89, 100,103,253.44 and 36,019,361.18 is: 54,037,188.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,725,440.89 : 100,103,253.44 = 36,019,361.18 : x
  2. Step 2: Convert to fraction form
    66,725,440.89/100,103,253.44 = 36,019,361.18/x
  3. Step 3: Cross multiply
    66,725,440.89x = 100,103,253.44 × 36,019,361.18
  4. Step 4: Simplify right side
    66,725,440.89x = 3,605,655,240,948,437.50
  5. Step 5: Solve for x
    x = 3,605,655,240,948,437.50/66,725,440.89
  6. Step 6: Final answer
    x = 54,037,188.71

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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.