Home / 66,494,409.12-99,741,607.76-33,699,869.60

Finding the Fourth Proportional to 66,494,409.12, 99,741,607.76 and 33,699,869.60

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Solution

The fourth proportional to 66,494,409.12, 99,741,607.76 and 33,699,869.60 is: 50,549,801.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,494,409.12 : 99,741,607.76 = 33,699,869.60 : x
  2. Step 2: Convert to fraction form
    66,494,409.12/99,741,607.76 = 33,699,869.60/x
  3. Step 3: Cross multiply
    66,494,409.12x = 99,741,607.76 × 33,699,869.60
  4. Step 4: Simplify right side
    66,494,409.12x = 3,361,279,175,206,348.50
  5. Step 5: Solve for x
    x = 3,361,279,175,206,348.50/66,494,409.12
  6. Step 6: Final answer
    x = 50,549,801.40

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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.