Home / 25,428,101.68-35,090,532.78-13,825,665.16

Finding the Fourth Proportional to 25,428,101.68, 35,090,532.78 and 13,825,665.16

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Solution

The fourth proportional to 25,428,101.68, 35,090,532.78 and 13,825,665.16 is: 19,079,283.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,428,101.68 : 35,090,532.78 = 13,825,665.16 : x
  2. Step 2: Convert to fraction form
    25,428,101.68/35,090,532.78 = 13,825,665.16/x
  3. Step 3: Cross multiply
    25,428,101.68x = 35,090,532.78 × 13,825,665.16
  4. Step 4: Simplify right side
    25,428,101.68x = 485,149,956,502,283.94
  5. Step 5: Solve for x
    x = 485,149,956,502,283.94/25,428,101.68
  6. Step 6: Final answer
    x = 19,079,283.33

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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.