Home / 9,561,873.71-13,195,000.77-5,210,866.60

Finding the Fourth Proportional to 9,561,873.71, 13,195,000.77 and 5,210,866.60

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Solution

The fourth proportional to 9,561,873.71, 13,195,000.77 and 5,210,866.60 is: 7,190,786.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,561,873.71 : 13,195,000.77 = 5,210,866.60 : x
  2. Step 2: Convert to fraction form
    9,561,873.71/13,195,000.77 = 5,210,866.60/x
  3. Step 3: Cross multiply
    9,561,873.71x = 13,195,000.77 × 5,210,866.60
  4. Step 4: Simplify right side
    9,561,873.71x = 68,757,388,746,839.03
  5. Step 5: Solve for x
    x = 68,757,388,746,839.03/9,561,873.71
  6. Step 6: Final answer
    x = 7,190,786.12

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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.