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Finding the Fourth Proportional to 6,757,712.88, 9,325,876.86 and 3,701,927.40

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Solution

The fourth proportional to 6,757,712.88, 9,325,876.86 and 3,701,927.40 is: 5,108,787.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,757,712.88 : 9,325,876.86 = 3,701,927.40 : x
  2. Step 2: Convert to fraction form
    6,757,712.88/9,325,876.86 = 3,701,927.40/x
  3. Step 3: Cross multiply
    6,757,712.88x = 9,325,876.86 × 3,701,927.40
  4. Step 4: Simplify right side
    6,757,712.88x = 34,523,719,077,059.96
  5. Step 5: Solve for x
    x = 34,523,719,077,059.96/6,757,712.88
  6. Step 6: Final answer
    x = 5,108,787.50

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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.