Home / 8,086,362.12-11,170,984.59-6,996,742.02

Finding the Fourth Proportional to 8,086,362.12, 11,170,984.59 and 6,996,742.02

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Solution

The fourth proportional to 8,086,362.12, 11,170,984.59 and 6,996,742.02 is: 9,665,718.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,086,362.12 : 11,170,984.59 = 6,996,742.02 : x
  2. Step 2: Convert to fraction form
    8,086,362.12/11,170,984.59 = 6,996,742.02/x
  3. Step 3: Cross multiply
    8,086,362.12x = 11,170,984.59 × 6,996,742.02
  4. Step 4: Simplify right side
    8,086,362.12x = 78,160,497,285,625.47
  5. Step 5: Solve for x
    x = 78,160,497,285,625.47/8,086,362.12
  6. Step 6: Final answer
    x = 9,665,718.17

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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.