Home / 20,441,380.30-30,662,070.48-8,308,001.02

Finding the Fourth Proportional to 20,441,380.30, 30,662,070.48 and 8,308,001.02

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Solution

The fourth proportional to 20,441,380.30, 30,662,070.48 and 8,308,001.02 is: 12,462,001.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,441,380.30 : 30,662,070.48 = 8,308,001.02 : x
  2. Step 2: Convert to fraction form
    20,441,380.30/30,662,070.48 = 8,308,001.02/x
  3. Step 3: Cross multiply
    20,441,380.30x = 30,662,070.48 × 8,308,001.02
  4. Step 4: Simplify right side
    20,441,380.30x = 254,740,512,823,151.88
  5. Step 5: Solve for x
    x = 254,740,512,823,151.88/20,441,380.30
  6. Step 6: Final answer
    x = 12,462,001.54

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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.