Home / 20,412,718.50-30,608,446.77-9,627,123.27

Finding the Fourth Proportional to 20,412,718.50, 30,608,446.77 and 9,627,123.27

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Solution

The fourth proportional to 20,412,718.50, 30,608,446.77 and 9,627,123.27 is: 14,435,671.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,412,718.50 : 30,608,446.77 = 9,627,123.27 : x
  2. Step 2: Convert to fraction form
    20,412,718.50/30,608,446.77 = 9,627,123.27/x
  3. Step 3: Cross multiply
    20,412,718.50x = 30,608,446.77 × 9,627,123.27
  4. Step 4: Simplify right side
    20,412,718.50x = 294,671,290,158,023.31
  5. Step 5: Solve for x
    x = 294,671,290,158,023.31/20,412,718.50
  6. Step 6: Final answer
    x = 14,435,671.08

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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.