Home / 11,992,344.23-16,541,816.15-7,862,643.07

Finding the Fourth Proportional to 11,992,344.23, 16,541,816.15 and 7,862,643.07

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Solution

The fourth proportional to 11,992,344.23, 16,541,816.15 and 7,862,643.07 is: 10,845,452.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,992,344.23 : 16,541,816.15 = 7,862,643.07 : x
  2. Step 2: Convert to fraction form
    11,992,344.23/16,541,816.15 = 7,862,643.07/x
  3. Step 3: Cross multiply
    11,992,344.23x = 16,541,816.15 × 7,862,643.07
  4. Step 4: Simplify right side
    11,992,344.23x = 130,062,396,095,313.64
  5. Step 5: Solve for x
    x = 130,062,396,095,313.64/11,992,344.23
  6. Step 6: Final answer
    x = 10,845,452.20

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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.