Home / 47,289,029.33-70,936,536.54-19,990,233.15

Finding the Fourth Proportional to 47,289,029.33, 70,936,536.54 and 19,990,233.15

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Solution

The fourth proportional to 47,289,029.33, 70,936,536.54 and 19,990,233.15 is: 29,986,614.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,289,029.33 : 70,936,536.54 = 19,990,233.15 : x
  2. Step 2: Convert to fraction form
    47,289,029.33/70,936,536.54 = 19,990,233.15/x
  3. Step 3: Cross multiply
    47,289,029.33x = 70,936,536.54 × 19,990,233.15
  4. Step 4: Simplify right side
    47,289,029.33x = 1,418,037,904,288,094.25
  5. Step 5: Solve for x
    x = 1,418,037,904,288,094.25/47,289,029.33
  6. Step 6: Final answer
    x = 29,986,614.75

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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.