Home / 12,797,776.73-17,660,994.36-6,996,558.76

Finding the Fourth Proportional to 12,797,776.73, 17,660,994.36 and 6,996,558.76

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Solution

The fourth proportional to 12,797,776.73, 17,660,994.36 and 6,996,558.76 is: 9,655,285.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,797,776.73 : 17,660,994.36 = 6,996,558.76 : x
  2. Step 2: Convert to fraction form
    12,797,776.73/17,660,994.36 = 6,996,558.76/x
  3. Step 3: Cross multiply
    12,797,776.73x = 17,660,994.36 × 6,996,558.76
  4. Step 4: Simplify right side
    12,797,776.73x = 123,566,184,799,768.58
  5. Step 5: Solve for x
    x = 123,566,184,799,768.58/12,797,776.73
  6. Step 6: Final answer
    x = 9,655,285.24

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1.5x scale

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.