Home / 6,643,735.40-9,959,382.30-5,203,620.20

Finding the Fourth Proportional to 6,643,735.40, 9,959,382.30 and 5,203,620.20

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Solution

The fourth proportional to 6,643,735.40, 9,959,382.30 and 5,203,620.20 is: 7,800,557.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,735.40 : 9,959,382.30 = 5,203,620.20 : x
  2. Step 2: Convert to fraction form
    6,643,735.40/9,959,382.30 = 5,203,620.20/x
  3. Step 3: Cross multiply
    6,643,735.40x = 9,959,382.30 × 5,203,620.20
  4. Step 4: Simplify right side
    6,643,735.40x = 51,824,842,915,802.47
  5. Step 5: Solve for x
    x = 51,824,842,915,802.47/6,643,735.40
  6. Step 6: Final answer
    x = 7,800,557.94

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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.