Home / 7,327,999.80-10,991,999.70-6,654,841.20

Finding the Fourth Proportional to 7,327,999.80, 10,991,999.70 and 6,654,841.20

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Solution

The fourth proportional to 7,327,999.80, 10,991,999.70 and 6,654,841.20 is: 9,982,261.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,327,999.80 : 10,991,999.70 = 6,654,841.20 : x
  2. Step 2: Convert to fraction form
    7,327,999.80/10,991,999.70 = 6,654,841.20/x
  3. Step 3: Cross multiply
    7,327,999.80x = 10,991,999.70 × 6,654,841.20
  4. Step 4: Simplify right side
    7,327,999.80x = 73,150,012,473,947.64
  5. Step 5: Solve for x
    x = 73,150,012,473,947.64/7,327,999.80
  6. Step 6: Final answer
    x = 9,982,261.80

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1.5x scale

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.