Home / 10,983,846.68-16,478,514.12-7,751,695.16

Finding the Fourth Proportional to 10,983,846.68, 16,478,514.12 and 7,751,695.16

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Solution

The fourth proportional to 10,983,846.68, 16,478,514.12 and 7,751,695.16 is: 11,629,479.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,983,846.68 : 16,478,514.12 = 7,751,695.16 : x
  2. Step 2: Convert to fraction form
    10,983,846.68/16,478,514.12 = 7,751,695.16/x
  3. Step 3: Cross multiply
    10,983,846.68x = 16,478,514.12 × 7,751,695.16
  4. Step 4: Simplify right side
    10,983,846.68x = 127,736,418,147,995.66
  5. Step 5: Solve for x
    x = 127,736,418,147,995.66/10,983,846.68
  6. Step 6: Final answer
    x = 11,629,479.35

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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.