Home / 14,322,947.12-19,728,014.90-11,008,903.87

Finding the Fourth Proportional to 14,322,947.12, 19,728,014.90 and 11,008,903.87

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Solution

The fourth proportional to 14,322,947.12, 19,728,014.90 and 11,008,903.87 is: 15,163,347.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,322,947.12 : 19,728,014.90 = 11,008,903.87 : x
  2. Step 2: Convert to fraction form
    14,322,947.12/19,728,014.90 = 11,008,903.87/x
  3. Step 3: Cross multiply
    14,322,947.12x = 19,728,014.90 × 11,008,903.87
  4. Step 4: Simplify right side
    14,322,947.12x = 217,183,819,481,387.56
  5. Step 5: Solve for x
    x = 217,183,819,481,387.56/14,322,947.12
  6. Step 6: Final answer
    x = 15,163,347.16

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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.