Home / 10,961,035.60-16,427,556.60-8,424,115.60

Finding the Fourth Proportional to 10,961,035.60, 16,427,556.60 and 8,424,115.60

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Solution

The fourth proportional to 10,961,035.60, 16,427,556.60 and 8,424,115.60 is: 12,625,416.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,961,035.60 : 16,427,556.60 = 8,424,115.60 : x
  2. Step 2: Convert to fraction form
    10,961,035.60/16,427,556.60 = 8,424,115.60/x
  3. Step 3: Cross multiply
    10,961,035.60x = 16,427,556.60 × 8,424,115.60
  4. Step 4: Simplify right side
    10,961,035.60x = 138,387,635,823,942.95
  5. Step 5: Solve for x
    x = 138,387,635,823,942.95/10,961,035.60
  6. Step 6: Final answer
    x = 12,625,416.14

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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.