Home / 22,378,460.59-30,882,231.21-12,588,912.37

Finding the Fourth Proportional to 22,378,460.59, 30,882,231.21 and 12,588,912.37

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Solution

The fourth proportional to 22,378,460.59, 30,882,231.21 and 12,588,912.37 is: 17,372,674.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,378,460.59 : 30,882,231.21 = 12,588,912.37 : x
  2. Step 2: Convert to fraction form
    22,378,460.59/30,882,231.21 = 12,588,912.37/x
  3. Step 3: Cross multiply
    22,378,460.59x = 30,882,231.21 × 12,588,912.37
  4. Step 4: Simplify right side
    22,378,460.59x = 388,773,702,492,769.06
  5. Step 5: Solve for x
    x = 388,773,702,492,769.06/22,378,460.59
  6. Step 6: Final answer
    x = 17,372,674.09

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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.