Home / 66,432,887.55-91,682,584.56-36,669,445.58

Finding the Fourth Proportional to 66,432,887.55, 91,682,584.56 and 36,669,445.58

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Solution

The fourth proportional to 66,432,887.55, 91,682,584.56 and 36,669,445.58 is: 50,606,705.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,432,887.55 : 91,682,584.56 = 36,669,445.58 : x
  2. Step 2: Convert to fraction form
    66,432,887.55/91,682,584.56 = 36,669,445.58/x
  3. Step 3: Cross multiply
    66,432,887.55x = 91,682,584.56 × 36,669,445.58
  4. Step 4: Simplify right side
    66,432,887.55x = 3,361,949,545,385,875
  5. Step 5: Solve for x
    x = 3,361,949,545,385,875/66,432,887.55
  6. Step 6: Final answer
    x = 50,606,705.04

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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.