Home / 10,310,201.60-15,465,302.40-8,667,910.40

Finding the Fourth Proportional to 10,310,201.60, 15,465,302.40 and 8,667,910.40

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Solution

The fourth proportional to 10,310,201.60, 15,465,302.40 and 8,667,910.40 is: 13,001,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,310,201.60 : 15,465,302.40 = 8,667,910.40 : x
  2. Step 2: Convert to fraction form
    10,310,201.60/15,465,302.40 = 8,667,910.40/x
  3. Step 3: Cross multiply
    10,310,201.60x = 15,465,302.40 × 8,667,910.40
  4. Step 4: Simplify right side
    10,310,201.60x = 134,051,855,512,104.97
  5. Step 5: Solve for x
    x = 134,051,855,512,104.97/10,310,201.60
  6. Step 6: Final answer
    x = 13,001,865.60

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1.5x scale

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.