Home / 47,682,567.64-65,825,270.78-31,995,979.68

Finding the Fourth Proportional to 47,682,567.64, 65,825,270.78 and 31,995,979.68

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Solution

The fourth proportional to 47,682,567.64, 65,825,270.78 and 31,995,979.68 is: 44,170,105.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,682,567.64 : 65,825,270.78 = 31,995,979.68 : x
  2. Step 2: Convert to fraction form
    47,682,567.64/65,825,270.78 = 31,995,979.68/x
  3. Step 3: Cross multiply
    47,682,567.64x = 65,825,270.78 × 31,995,979.68
  4. Step 4: Simplify right side
    47,682,567.64x = 2,106,144,026,307,377.75
  5. Step 5: Solve for x
    x = 2,106,144,026,307,377.75/47,682,567.64
  6. Step 6: Final answer
    x = 44,170,105.15

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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.