Home / 12,556,003.60-18,848,002.20-6,887,299.60

Finding the Fourth Proportional to 12,556,003.60, 18,848,002.20 and 6,887,299.60

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Solution

The fourth proportional to 12,556,003.60, 18,848,002.20 and 6,887,299.60 is: 10,338,627.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,556,003.60 : 18,848,002.20 = 6,887,299.60 : x
  2. Step 2: Convert to fraction form
    12,556,003.60/18,848,002.20 = 6,887,299.60/x
  3. Step 3: Cross multiply
    12,556,003.60x = 18,848,002.20 × 6,887,299.60
  4. Step 4: Simplify right side
    12,556,003.60x = 129,811,838,012,859.11
  5. Step 5: Solve for x
    x = 129,811,838,012,859.11/12,556,003.60
  6. Step 6: Final answer
    x = 10,338,627.01

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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.