Home / 66,372,504.92-91,593,729.61-38,500,852.04

Finding the Fourth Proportional to 66,372,504.92, 91,593,729.61 and 38,500,852.04

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Solution

The fourth proportional to 66,372,504.92, 91,593,729.61 and 38,500,852.04 is: 53,130,986.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,372,504.92 : 91,593,729.61 = 38,500,852.04 : x
  2. Step 2: Convert to fraction form
    66,372,504.92/91,593,729.61 = 38,500,852.04/x
  3. Step 3: Cross multiply
    66,372,504.92x = 91,593,729.61 × 38,500,852.04
  4. Step 4: Simplify right side
    66,372,504.92x = 3,526,436,630,952,156
  5. Step 5: Solve for x
    x = 3,526,436,630,952,156/66,372,504.92
  6. Step 6: Final answer
    x = 53,130,986.02

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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.