Home / 51,443,145.33-70,990,649.67-27,921,177.34

Finding the Fourth Proportional to 51,443,145.33, 70,990,649.67 and 27,921,177.34

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Solution

The fourth proportional to 51,443,145.33, 70,990,649.67 and 27,921,177.34 is: 38,530,741.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,443,145.33 : 70,990,649.67 = 27,921,177.34 : x
  2. Step 2: Convert to fraction form
    51,443,145.33/70,990,649.67 = 27,921,177.34/x
  3. Step 3: Cross multiply
    51,443,145.33x = 70,990,649.67 × 27,921,177.34
  4. Step 4: Simplify right side
    51,443,145.33x = 1,982,142,519,244,432.75
  5. Step 5: Solve for x
    x = 1,982,142,519,244,432.75/51,443,145.33
  6. Step 6: Final answer
    x = 38,530,741.20

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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.