Home / 18,222,799.28-25,147,987.84-10,074,562.16

Finding the Fourth Proportional to 18,222,799.28, 25,147,987.84 and 10,074,562.16

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Solution

The fourth proportional to 18,222,799.28, 25,147,987.84 and 10,074,562.16 is: 13,903,185.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,222,799.28 : 25,147,987.84 = 10,074,562.16 : x
  2. Step 2: Convert to fraction form
    18,222,799.28/25,147,987.84 = 10,074,562.16/x
  3. Step 3: Cross multiply
    18,222,799.28x = 25,147,987.84 × 10,074,562.16
  4. Step 4: Simplify right side
    18,222,799.28x = 253,354,966,693,004.12
  5. Step 5: Solve for x
    x = 253,354,966,693,004.12/18,222,799.28
  6. Step 6: Final answer
    x = 13,903,185.94

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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.