Home / 18,222,837.89-25,148,041.14-10,074,600.77

Finding the Fourth Proportional to 18,222,837.89, 25,148,041.14 and 10,074,600.77

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Solution

The fourth proportional to 18,222,837.89, 25,148,041.14 and 10,074,600.77 is: 13,903,239.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,222,837.89 : 25,148,041.14 = 10,074,600.77 : x
  2. Step 2: Convert to fraction form
    18,222,837.89/25,148,041.14 = 10,074,600.77/x
  3. Step 3: Cross multiply
    18,222,837.89x = 25,148,041.14 × 10,074,600.77
  4. Step 4: Simplify right side
    18,222,837.89x = 253,356,474,633,035.69
  5. Step 5: Solve for x
    x = 253,356,474,633,035.69/18,222,837.89
  6. Step 6: Final answer
    x = 13,903,239.23

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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.