Home / 14,080,891.73-19,428,300.10-7,969,320.23

Finding the Fourth Proportional to 14,080,891.73, 19,428,300.10 and 7,969,320.23

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Solution

The fourth proportional to 14,080,891.73, 19,428,300.10 and 7,969,320.23 is: 10,995,776.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,080,891.73 : 19,428,300.10 = 7,969,320.23 : x
  2. Step 2: Convert to fraction form
    14,080,891.73/19,428,300.10 = 7,969,320.23/x
  3. Step 3: Cross multiply
    14,080,891.73x = 19,428,300.10 × 7,969,320.23
  4. Step 4: Simplify right side
    14,080,891.73x = 154,830,345,021,441.03
  5. Step 5: Solve for x
    x = 154,830,345,021,441.03/14,080,891.73
  6. Step 6: Final answer
    x = 10,995,776.97

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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.