Home / 51,109,008.20-76,663,512.30-25,553,961.80

Finding the Fourth Proportional to 51,109,008.20, 76,663,512.30 and 25,553,961.80

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Solution

The fourth proportional to 51,109,008.20, 76,663,512.30 and 25,553,961.80 is: 38,330,942.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,109,008.20 : 76,663,512.30 = 25,553,961.80 : x
  2. Step 2: Convert to fraction form
    51,109,008.20/76,663,512.30 = 25,553,961.80/x
  3. Step 3: Cross multiply
    51,109,008.20x = 76,663,512.30 × 25,553,961.80
  4. Step 4: Simplify right side
    51,109,008.20x = 1,959,056,464,768,030
  5. Step 5: Solve for x
    x = 1,959,056,464,768,030/51,109,008.20
  6. Step 6: Final answer
    x = 38,330,942.70

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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.