Home / 14,667,772.18-20,240,571.68-8,141,403.32

Finding the Fourth Proportional to 14,667,772.18, 20,240,571.68 and 8,141,403.32

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Solution

The fourth proportional to 14,667,772.18, 20,240,571.68 and 8,141,403.32 is: 11,234,607.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,667,772.18 : 20,240,571.68 = 8,141,403.32 : x
  2. Step 2: Convert to fraction form
    14,667,772.18/20,240,571.68 = 8,141,403.32/x
  3. Step 3: Cross multiply
    14,667,772.18x = 20,240,571.68 × 8,141,403.32
  4. Step 4: Simplify right side
    14,667,772.18x = 164,786,657,474,249.97
  5. Step 5: Solve for x
    x = 164,786,657,474,249.97/14,667,772.18
  6. Step 6: Final answer
    x = 11,234,607.10

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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.