Home / 7,299,888.20-10,949,832.30-1,981,104.20

Finding the Fourth Proportional to 7,299,888.20, 10,949,832.30 and 1,981,104.20

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Solution

The fourth proportional to 7,299,888.20, 10,949,832.30 and 1,981,104.20 is: 2,971,656.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,299,888.20 : 10,949,832.30 = 1,981,104.20 : x
  2. Step 2: Convert to fraction form
    7,299,888.20/10,949,832.30 = 1,981,104.20/x
  3. Step 3: Cross multiply
    7,299,888.20x = 10,949,832.30 × 1,981,104.20
  4. Step 4: Simplify right side
    7,299,888.20x = 21,692,758,758,825.66
  5. Step 5: Solve for x
    x = 21,692,758,758,825.66/7,299,888.20
  6. Step 6: Final answer
    x = 2,971,656.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.