Home / 81,451,019.55-122,176,529.33-23,949,103.35

Finding the Fourth Proportional to 81,451,019.55, 122,176,529.33 and 23,949,103.35

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Solution

The fourth proportional to 81,451,019.55, 122,176,529.33 and 23,949,103.35 is: 35,923,655.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,451,019.55 : 122,176,529.33 = 23,949,103.35 : x
  2. Step 2: Convert to fraction form
    81,451,019.55/122,176,529.33 = 23,949,103.35/x
  3. Step 3: Cross multiply
    81,451,019.55x = 122,176,529.33 × 23,949,103.35
  4. Step 4: Simplify right side
    81,451,019.55x = 2,926,018,327,748,731
  5. Step 5: Solve for x
    x = 2,926,018,327,748,731/81,451,019.55
  6. Step 6: Final answer
    x = 35,923,655.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.