Home / 6,623,428.92-9,140,439.75-3,643,250.09

Finding the Fourth Proportional to 6,623,428.92, 9,140,439.75 and 3,643,250.09

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Solution

The fourth proportional to 6,623,428.92, 9,140,439.75 and 3,643,250.09 is: 5,027,744.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,623,428.92 : 9,140,439.75 = 3,643,250.09 : x
  2. Step 2: Convert to fraction form
    6,623,428.92/9,140,439.75 = 3,643,250.09/x
  3. Step 3: Cross multiply
    6,623,428.92x = 9,140,439.75 × 3,643,250.09
  4. Step 4: Simplify right side
    6,623,428.92x = 33,300,907,941,827.07
  5. Step 5: Solve for x
    x = 33,300,907,941,827.07/6,623,428.92
  6. Step 6: Final answer
    x = 5,027,744.44

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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.