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Finding the Fourth Proportional to 6,807,208.89, 9,393,948.39 and 3,751,423.14

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Solution

The fourth proportional to 6,807,208.89, 9,393,948.39 and 3,751,423.14 is: 5,176,964.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,807,208.89 : 9,393,948.39 = 3,751,423.14 : x
  2. Step 2: Convert to fraction form
    6,807,208.89/9,393,948.39 = 3,751,423.14/x
  3. Step 3: Cross multiply
    6,807,208.89x = 9,393,948.39 × 3,751,423.14
  4. Step 4: Simplify right side
    6,807,208.89x = 35,240,675,366,211.75
  5. Step 5: Solve for x
    x = 35,240,675,366,211.75/6,807,208.89
  6. Step 6: Final answer
    x = 5,176,964.00

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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.