Home / 6,428,513.10-9,635,965.65-2,382,401.10

Finding the Fourth Proportional to 6,428,513.10, 9,635,965.65 and 2,382,401.10

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Solution

The fourth proportional to 6,428,513.10, 9,635,965.65 and 2,382,401.10 is: 3,571,080.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,428,513.10 : 9,635,965.65 = 2,382,401.10 : x
  2. Step 2: Convert to fraction form
    6,428,513.10/9,635,965.65 = 2,382,401.10/x
  3. Step 3: Cross multiply
    6,428,513.10x = 9,635,965.65 × 2,382,401.10
  4. Step 4: Simplify right side
    6,428,513.10x = 22,956,735,164,122.21
  5. Step 5: Solve for x
    x = 22,956,735,164,122.21/6,428,513.10
  6. Step 6: Final answer
    x = 3,571,080.09

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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.