Home / 10,931,160.20-16,397,129.10-3,358,113.80

Finding the Fourth Proportional to 10,931,160.20, 16,397,129.10 and 3,358,113.80

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Solution

The fourth proportional to 10,931,160.20, 16,397,129.10 and 3,358,113.80 is: 5,037,290.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,931,160.20 : 16,397,129.10 = 3,358,113.80 : x
  2. Step 2: Convert to fraction form
    10,931,160.20/16,397,129.10 = 3,358,113.80/x
  3. Step 3: Cross multiply
    10,931,160.20x = 16,397,129.10 × 3,358,113.80
  4. Step 4: Simplify right side
    10,931,160.20x = 55,063,425,511,091.58
  5. Step 5: Solve for x
    x = 55,063,425,511,091.58/10,931,160.20
  6. Step 6: Final answer
    x = 5,037,290.14

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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.