Home / 8,019,080.80-12,005,001.60-7,551,937.60

Finding the Fourth Proportional to 8,019,080.80, 12,005,001.60 and 7,551,937.60

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Solution

The fourth proportional to 8,019,080.80, 12,005,001.60 and 7,551,937.60 is: 11,305,662.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019,080.80 : 12,005,001.60 = 7,551,937.60 : x
  2. Step 2: Convert to fraction form
    8,019,080.80/12,005,001.60 = 7,551,937.60/x
  3. Step 3: Cross multiply
    8,019,080.80x = 12,005,001.60 × 7,551,937.60
  4. Step 4: Simplify right side
    8,019,080.80x = 90,661,022,971,100.16
  5. Step 5: Solve for x
    x = 90,661,022,971,100.16/8,019,080.80
  6. Step 6: Final answer
    x = 11,305,662.74

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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.