Home / 25,632,210.24-38,405,858.40-18,021,994.56

Finding the Fourth Proportional to 25,632,210.24, 38,405,858.40 and 18,021,994.56

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Solution

The fourth proportional to 25,632,210.24, 38,405,858.40 and 18,021,994.56 is: 27,003,140.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,632,210.24 : 38,405,858.40 = 18,021,994.56 : x
  2. Step 2: Convert to fraction form
    25,632,210.24/38,405,858.40 = 18,021,994.56/x
  3. Step 3: Cross multiply
    25,632,210.24x = 38,405,858.40 × 18,021,994.56
  4. Step 4: Simplify right side
    25,632,210.24x = 692,150,171,156,930.25
  5. Step 5: Solve for x
    x = 692,150,171,156,930.25/25,632,210.24
  6. Step 6: Final answer
    x = 27,003,140.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.