Home / 8,300,966.16-12,425,911.22-5,416,121.22

Finding the Fourth Proportional to 8,300,966.16, 12,425,911.22 and 5,416,121.22

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Solution

The fourth proportional to 8,300,966.16, 12,425,911.22 and 5,416,121.22 is: 8,107,519.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,300,966.16 : 12,425,911.22 = 5,416,121.22 : x
  2. Step 2: Convert to fraction form
    8,300,966.16/12,425,911.22 = 5,416,121.22/x
  3. Step 3: Cross multiply
    8,300,966.16x = 12,425,911.22 × 5,416,121.22
  4. Step 4: Simplify right side
    8,300,966.16x = 67,300,241,436,478.09
  5. Step 5: Solve for x
    x = 67,300,241,436,478.09/8,300,966.16
  6. Step 6: Final answer
    x = 8,107,519.07

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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.