Home / 18,571,883.96-25,627,950.92-10,311,519.36

Finding the Fourth Proportional to 18,571,883.96, 25,627,950.92 and 10,311,519.36

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Solution

The fourth proportional to 18,571,883.96, 25,627,950.92 and 10,311,519.36 is: 14,229,203.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,571,883.96 : 25,627,950.92 = 10,311,519.36 : x
  2. Step 2: Convert to fraction form
    18,571,883.96/25,627,950.92 = 10,311,519.36/x
  3. Step 3: Cross multiply
    18,571,883.96x = 25,627,950.92 × 10,311,519.36
  4. Step 4: Simplify right side
    18,571,883.96x = 264,263,112,068,709.81
  5. Step 5: Solve for x
    x = 264,263,112,068,709.81/18,571,883.96
  6. Step 6: Final answer
    x = 14,229,203.28

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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.