Home / 12,896,902.84-17,797,867.16-7,016,570.44

Finding the Fourth Proportional to 12,896,902.84, 17,797,867.16 and 7,016,570.44

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Solution

The fourth proportional to 12,896,902.84, 17,797,867.16 and 7,016,570.44 is: 9,682,944.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,896,902.84 : 17,797,867.16 = 7,016,570.44 : x
  2. Step 2: Convert to fraction form
    12,896,902.84/17,797,867.16 = 7,016,570.44/x
  3. Step 3: Cross multiply
    12,896,902.84x = 17,797,867.16 × 7,016,570.44
  4. Step 4: Simplify right side
    12,896,902.84x = 124,879,988,580,381.73
  5. Step 5: Solve for x
    x = 124,879,988,580,381.73/12,896,902.84
  6. Step 6: Final answer
    x = 9,682,944.05

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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.