Home / 47,339,080.80-70,959,632.40-25,728,021.60

Finding the Fourth Proportional to 47,339,080.80, 70,959,632.40 and 25,728,021.60

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Solution

The fourth proportional to 47,339,080.80, 70,959,632.40 and 25,728,021.60 is: 38,565,407.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,339,080.80 : 70,959,632.40 = 25,728,021.60 : x
  2. Step 2: Convert to fraction form
    47,339,080.80/70,959,632.40 = 25,728,021.60/x
  3. Step 3: Cross multiply
    47,339,080.80x = 70,959,632.40 × 25,728,021.60
  4. Step 4: Simplify right side
    47,339,080.80x = 1,825,650,955,115,260
  5. Step 5: Solve for x
    x = 1,825,650,955,115,260/47,339,080.80
  6. Step 6: Final answer
    x = 38,565,407.78

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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.