Home / 20,672,613.23-31,006,553.73-5,527,725.71

Finding the Fourth Proportional to 20,672,613.23, 31,006,553.73 and 5,527,725.71

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Solution

The fourth proportional to 20,672,613.23, 31,006,553.73 and 5,527,725.71 is: 8,290,955.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,672,613.23 : 31,006,553.73 = 5,527,725.71 : x
  2. Step 2: Convert to fraction form
    20,672,613.23/31,006,553.73 = 5,527,725.71/x
  3. Step 3: Cross multiply
    20,672,613.23x = 31,006,553.73 × 5,527,725.71
  4. Step 4: Simplify right side
    20,672,613.23x = 171,395,724,076,784.62
  5. Step 5: Solve for x
    x = 171,395,724,076,784.62/20,672,613.23
  6. Step 6: Final answer
    x = 8,290,955.88

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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.