Home / 18,269,311.48-25,211,649.06-10,009,686.76

Finding the Fourth Proportional to 18,269,311.48, 25,211,649.06 and 10,009,686.76

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Solution

The fourth proportional to 18,269,311.48, 25,211,649.06 and 10,009,686.76 is: 13,813,367.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,269,311.48 : 25,211,649.06 = 10,009,686.76 : x
  2. Step 2: Convert to fraction form
    18,269,311.48/25,211,649.06 = 10,009,686.76/x
  3. Step 3: Cross multiply
    18,269,311.48x = 25,211,649.06 × 10,009,686.76
  4. Step 4: Simplify right side
    18,269,311.48x = 252,360,709,793,648.44
  5. Step 5: Solve for x
    x = 252,360,709,793,648.44/18,269,311.48
  6. Step 6: Final answer
    x = 13,813,367.30

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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.