Home / 9,414,106.82-12,990,754.45-5,283,340.18

Finding the Fourth Proportional to 9,414,106.82, 12,990,754.45 and 5,283,340.18

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Solution

The fourth proportional to 9,414,106.82, 12,990,754.45 and 5,283,340.18 is: 7,290,609.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,414,106.82 : 12,990,754.45 = 5,283,340.18 : x
  2. Step 2: Convert to fraction form
    9,414,106.82/12,990,754.45 = 5,283,340.18/x
  3. Step 3: Cross multiply
    9,414,106.82x = 12,990,754.45 × 5,283,340.18
  4. Step 4: Simplify right side
    9,414,106.82x = 68,634,574,954,198.80
  5. Step 5: Solve for x
    x = 68,634,574,954,198.80/9,414,106.82
  6. Step 6: Final answer
    x = 7,290,609.32

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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.