Home / 7,984,799.83-11,972,825.74-3,932,376.31

Finding the Fourth Proportional to 7,984,799.83, 11,972,825.74 and 3,932,376.31

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Solution

The fourth proportional to 7,984,799.83, 11,972,825.74 and 3,932,376.31 is: 5,896,410.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,984,799.83 : 11,972,825.74 = 3,932,376.31 : x
  2. Step 2: Convert to fraction form
    7,984,799.83/11,972,825.74 = 3,932,376.31/x
  3. Step 3: Cross multiply
    7,984,799.83x = 11,972,825.74 × 3,932,376.31
  4. Step 4: Simplify right side
    7,984,799.83x = 47,081,656,224,208.21
  5. Step 5: Solve for x
    x = 47,081,656,224,208.21/7,984,799.83
  6. Step 6: Final answer
    x = 5,896,410.34

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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.