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Finding the Fourth Proportional to 6,795,353.79, 9,375,477.09 and 3,854,686.23

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Solution

The fourth proportional to 6,795,353.79, 9,375,477.09 and 3,854,686.23 is: 5,318,269.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,795,353.79 : 9,375,477.09 = 3,854,686.23 : x
  2. Step 2: Convert to fraction form
    6,795,353.79/9,375,477.09 = 3,854,686.23/x
  3. Step 3: Cross multiply
    6,795,353.79x = 9,375,477.09 × 3,854,686.23
  4. Step 4: Simplify right side
    6,795,353.79x = 36,139,522,438,503.47
  5. Step 5: Solve for x
    x = 36,139,522,438,503.47/6,795,353.79
  6. Step 6: Final answer
    x = 5,318,269.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.