Home / 18,209,446.08-27,316,007.70-5,912,895.27

Finding the Fourth Proportional to 18,209,446.08, 27,316,007.70 and 5,912,895.27

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Solution

The fourth proportional to 18,209,446.08, 27,316,007.70 and 5,912,895.27 is: 8,869,939.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,209,446.08 : 27,316,007.70 = 5,912,895.27 : x
  2. Step 2: Convert to fraction form
    18,209,446.08/27,316,007.70 = 5,912,895.27/x
  3. Step 3: Cross multiply
    18,209,446.08x = 27,316,007.70 × 5,912,895.27
  4. Step 4: Simplify right side
    18,209,446.08x = 161,516,692,724,613.56
  5. Step 5: Solve for x
    x = 161,516,692,724,613.56/18,209,446.08
  6. Step 6: Final answer
    x = 8,869,939.92

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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.