Home / 12,797,776.98-17,660,994.71-6,996,559.01

Finding the Fourth Proportional to 12,797,776.98, 17,660,994.71 and 6,996,559.01

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Solution

The fourth proportional to 12,797,776.98, 17,660,994.71 and 6,996,559.01 is: 9,655,285.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,797,776.98 : 17,660,994.71 = 6,996,559.01 : x
  2. Step 2: Convert to fraction form
    12,797,776.98/17,660,994.71 = 6,996,559.01/x
  3. Step 3: Cross multiply
    12,797,776.98x = 17,660,994.71 × 6,996,559.01
  4. Step 4: Simplify right side
    12,797,776.98x = 123,566,191,540,525.05
  5. Step 5: Solve for x
    x = 123,566,191,540,525.05/12,797,776.98
  6. Step 6: Final answer
    x = 9,655,285.58

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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.