Home / 66,725,440.63-100,103,253.03-36,019,360.90

Finding the Fourth Proportional to 66,725,440.63, 100,103,253.03 and 36,019,360.90

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Solution

The fourth proportional to 66,725,440.63, 100,103,253.03 and 36,019,360.90 is: 54,037,188.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,725,440.63 : 100,103,253.03 = 36,019,360.90 : x
  2. Step 2: Convert to fraction form
    66,725,440.63/100,103,253.03 = 36,019,360.90/x
  3. Step 3: Cross multiply
    66,725,440.63x = 100,103,253.03 × 36,019,360.90
  4. Step 4: Simplify right side
    66,725,440.63x = 3,605,655,198,151,588.50
  5. Step 5: Solve for x
    x = 3,605,655,198,151,588.50/66,725,440.63
  6. Step 6: Final answer
    x = 54,037,188.28

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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.