Home / 6,602,147.28-9,903,255.09-3,005,398.89

Finding the Fourth Proportional to 6,602,147.28, 9,903,255.09 and 3,005,398.89

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Solution

The fourth proportional to 6,602,147.28, 9,903,255.09 and 3,005,398.89 is: 4,508,113.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,602,147.28 : 9,903,255.09 = 3,005,398.89 : x
  2. Step 2: Convert to fraction form
    6,602,147.28/9,903,255.09 = 3,005,398.89/x
  3. Step 3: Cross multiply
    6,602,147.28x = 9,903,255.09 × 3,005,398.89
  4. Step 4: Simplify right side
    6,602,147.28x = 29,763,231,854,872.85
  5. Step 5: Solve for x
    x = 29,763,231,854,872.85/6,602,147.28
  6. Step 6: Final answer
    x = 4,508,113.89

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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.