Home / 18,269,310.48-25,211,647.68-10,009,685.76

Finding the Fourth Proportional to 18,269,310.48, 25,211,647.68 and 10,009,685.76

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Solution

The fourth proportional to 18,269,310.48, 25,211,647.68 and 10,009,685.76 is: 13,813,365.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,269,310.48 : 25,211,647.68 = 10,009,685.76 : x
  2. Step 2: Convert to fraction form
    18,269,310.48/25,211,647.68 = 10,009,685.76/x
  3. Step 3: Cross multiply
    18,269,310.48x = 25,211,647.68 × 10,009,685.76
  4. Step 4: Simplify right side
    18,269,310.48x = 252,360,670,768,633.03
  5. Step 5: Solve for x
    x = 252,360,670,768,633.03/18,269,310.48
  6. Step 6: Final answer
    x = 13,813,365.92

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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.