Home / 12,797,775.73-17,660,992.98-6,996,557.76

Finding the Fourth Proportional to 12,797,775.73, 17,660,992.98 and 6,996,557.76

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Solution

The fourth proportional to 12,797,775.73, 17,660,992.98 and 6,996,557.76 is: 9,655,283.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,797,775.73 : 17,660,992.98 = 6,996,557.76 : x
  2. Step 2: Convert to fraction form
    12,797,775.73/17,660,992.98 = 6,996,557.76/x
  3. Step 3: Cross multiply
    12,797,775.73x = 17,660,992.98 × 6,996,557.76
  4. Step 4: Simplify right side
    12,797,775.73x = 123,566,157,395,219.56
  5. Step 5: Solve for x
    x = 123,566,157,395,219.56/12,797,775.73
  6. Step 6: Final answer
    x = 9,655,283.86

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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.