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Finding the Fourth Proportional to 6,656,796.41, 9,985,762.55 and 2,338,469.23

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Solution

The fourth proportional to 6,656,796.41, 9,985,762.55 and 2,338,469.23 is: 3,507,903.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,656,796.41 : 9,985,762.55 = 2,338,469.23 : x
  2. Step 2: Convert to fraction form
    6,656,796.41/9,985,762.55 = 2,338,469.23/x
  3. Step 3: Cross multiply
    6,656,796.41x = 9,985,762.55 × 2,338,469.23
  4. Step 4: Simplify right side
    6,656,796.41x = 23,351,398,441,892.59
  5. Step 5: Solve for x
    x = 23,351,398,441,892.59/6,656,796.41
  6. Step 6: Final answer
    x = 3,507,903.35

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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.