Home / 18,211,595.54-25,132,068.50-9,951,658.80

Finding the Fourth Proportional to 18,211,595.54, 25,132,068.50 and 9,951,658.80

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Solution

The fourth proportional to 18,211,595.54, 25,132,068.50 and 9,951,658.80 is: 13,733,325.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,211,595.54 : 25,132,068.50 = 9,951,658.80 : x
  2. Step 2: Convert to fraction form
    18,211,595.54/25,132,068.50 = 9,951,658.80/x
  3. Step 3: Cross multiply
    18,211,595.54x = 25,132,068.50 × 9,951,658.80
  4. Step 4: Simplify right side
    18,211,595.54x = 250,105,770,650,227.81
  5. Step 5: Solve for x
    x = 250,105,770,650,227.81/18,211,595.54
  6. Step 6: Final answer
    x = 13,733,325.57

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1.5x scale

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.