Home / 22,478,034.84-31,019,687.64-12,164,758.02

Finding the Fourth Proportional to 22,478,034.84, 31,019,687.64 and 12,164,758.02

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Solution

The fourth proportional to 22,478,034.84, 31,019,687.64 and 12,164,758.02 is: 16,787,365.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,478,034.84 : 31,019,687.64 = 12,164,758.02 : x
  2. Step 2: Convert to fraction form
    22,478,034.84/31,019,687.64 = 12,164,758.02/x
  3. Step 3: Cross multiply
    22,478,034.84x = 31,019,687.64 × 12,164,758.02
  4. Step 4: Simplify right side
    22,478,034.84x = 377,346,993,996,584.88
  5. Step 5: Solve for x
    x = 377,346,993,996,584.88/22,478,034.84
  6. Step 6: Final answer
    x = 16,787,365.83

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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.