Home / 7,977,042-11,968,080.78-6,067,102.10

Finding the Fourth Proportional to 7,977,042, 11,968,080.78 and 6,067,102.10

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Solution

The fourth proportional to 7,977,042, 11,968,080.78 and 6,067,102.10 is: 9,102,568.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,977,042 : 11,968,080.78 = 6,067,102.10 : x
  2. Step 2: Convert to fraction form
    7,977,042/11,968,080.78 = 6,067,102.10/x
  3. Step 3: Cross multiply
    7,977,042x = 11,968,080.78 × 6,067,102.10
  4. Step 4: Simplify right side
    7,977,042x = 72,611,567,996,218.86
  5. Step 5: Solve for x
    x = 72,611,567,996,218.86/7,977,042
  6. Step 6: Final answer
    x = 9,102,568.09

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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.