Home / 18,678,227.67-25,774,844.12-10,837,132.53

Finding the Fourth Proportional to 18,678,227.67, 25,774,844.12 and 10,837,132.53

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Solution

The fourth proportional to 18,678,227.67, 25,774,844.12 and 10,837,132.53 is: 14,954,598.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,678,227.67 : 25,774,844.12 = 10,837,132.53 : x
  2. Step 2: Convert to fraction form
    18,678,227.67/25,774,844.12 = 10,837,132.53/x
  3. Step 3: Cross multiply
    18,678,227.67x = 25,774,844.12 × 10,837,132.53
  4. Step 4: Simplify right side
    18,678,227.67x = 279,325,401,558,329.09
  5. Step 5: Solve for x
    x = 279,325,401,558,329.09/18,678,227.67
  6. Step 6: Final answer
    x = 14,954,598.82

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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.