Home / 28,546,731.38-39,395,076.77-16,156,823.96

Finding the Fourth Proportional to 28,546,731.38, 39,395,076.77 and 16,156,823.96

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Solution

The fourth proportional to 28,546,731.38, 39,395,076.77 and 16,156,823.96 is: 22,296,749.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,546,731.38 : 39,395,076.77 = 16,156,823.96 : x
  2. Step 2: Convert to fraction form
    28,546,731.38/39,395,076.77 = 16,156,823.96/x
  3. Step 3: Cross multiply
    28,546,731.38x = 39,395,076.77 × 16,156,823.96
  4. Step 4: Simplify right side
    28,546,731.38x = 636,499,320,263,575.50
  5. Step 5: Solve for x
    x = 636,499,320,263,575.50/28,546,731.38
  6. Step 6: Final answer
    x = 22,296,749.56

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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.