Home / 18,324,883.20-25,288,643.40-10,065,709.20

Finding the Fourth Proportional to 18,324,883.20, 25,288,643.40 and 10,065,709.20

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Solution

The fourth proportional to 18,324,883.20, 25,288,643.40 and 10,065,709.20 is: 13,890,846.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,324,883.20 : 25,288,643.40 = 10,065,709.20 : x
  2. Step 2: Convert to fraction form
    18,324,883.20/25,288,643.40 = 10,065,709.20/x
  3. Step 3: Cross multiply
    18,324,883.20x = 25,288,643.40 × 10,065,709.20
  4. Step 4: Simplify right side
    18,324,883.20x = 254,548,130,526,899.25
  5. Step 5: Solve for x
    x = 254,548,130,526,899.25/18,324,883.20
  6. Step 6: Final answer
    x = 13,890,846.00

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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.