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Finding the Fourth Proportional to 6,961,801.08, 9,607,893.42 and 4,062,126.12

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Solution

The fourth proportional to 6,961,801.08, 9,607,893.42 and 4,062,126.12 is: 5,606,088.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,961,801.08 : 9,607,893.42 = 4,062,126.12 : x
  2. Step 2: Convert to fraction form
    6,961,801.08/9,607,893.42 = 4,062,126.12/x
  3. Step 3: Cross multiply
    6,961,801.08x = 9,607,893.42 × 4,062,126.12
  4. Step 4: Simplify right side
    6,961,801.08x = 39,028,474,819,558.13
  5. Step 5: Solve for x
    x = 39,028,474,819,558.13/6,961,801.08
  6. Step 6: Final answer
    x = 5,606,088.77

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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.