Home / 38,307,676.20-57,461,514.30-31,505,231.40

Finding the Fourth Proportional to 38,307,676.20, 57,461,514.30 and 31,505,231.40

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Solution

The fourth proportional to 38,307,676.20, 57,461,514.30 and 31,505,231.40 is: 47,257,847.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,307,676.20 : 57,461,514.30 = 31,505,231.40 : x
  2. Step 2: Convert to fraction form
    38,307,676.20/57,461,514.30 = 31,505,231.40/x
  3. Step 3: Cross multiply
    38,307,676.20x = 57,461,514.30 × 31,505,231.40
  4. Step 4: Simplify right side
    38,307,676.20x = 1,810,338,304,615,908.75
  5. Step 5: Solve for x
    x = 1,810,338,304,615,908.75/38,307,676.20
  6. Step 6: Final answer
    x = 47,257,847.10

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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.