Home / 12,396,996.16-18,595,913.76-3,299,102.72

Finding the Fourth Proportional to 12,396,996.16, 18,595,913.76 and 3,299,102.72

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Solution

The fourth proportional to 12,396,996.16, 18,595,913.76 and 3,299,102.72 is: 4,948,765.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,396,996.16 : 18,595,913.76 = 3,299,102.72 : x
  2. Step 2: Convert to fraction form
    12,396,996.16/18,595,913.76 = 3,299,102.72/x
  3. Step 3: Cross multiply
    12,396,996.16x = 18,595,913.76 × 3,299,102.72
  4. Step 4: Simplify right side
    12,396,996.16x = 61,349,829,666,501.44
  5. Step 5: Solve for x
    x = 61,349,829,666,501.44/12,396,996.16
  6. Step 6: Final answer
    x = 4,948,765.72

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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.