Home / 18,222,836.51-25,148,039.25-10,074,599.39

Finding the Fourth Proportional to 18,222,836.51, 25,148,039.25 and 10,074,599.39

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Solution

The fourth proportional to 18,222,836.51, 25,148,039.25 and 10,074,599.39 is: 13,903,237.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,222,836.51 : 25,148,039.25 = 10,074,599.39 : x
  2. Step 2: Convert to fraction form
    18,222,836.51/25,148,039.25 = 10,074,599.39/x
  3. Step 3: Cross multiply
    18,222,836.51x = 25,148,039.25 × 10,074,599.39
  4. Step 4: Simplify right side
    18,222,836.51x = 253,356,420,837,373.09
  5. Step 5: Solve for x
    x = 253,356,420,837,373.09/18,222,836.51
  6. Step 6: Final answer
    x = 13,903,237.33

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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.