Home / 5,145,467.49-7,100,695.98-2,822,312.16

Finding the Fourth Proportional to 5,145,467.49, 7,100,695.98 and 2,822,312.16

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Solution

The fourth proportional to 5,145,467.49, 7,100,695.98 and 2,822,312.16 is: 3,894,763.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,145,467.49 : 7,100,695.98 = 2,822,312.16 : x
  2. Step 2: Convert to fraction form
    5,145,467.49/7,100,695.98 = 2,822,312.16/x
  3. Step 3: Cross multiply
    5,145,467.49x = 7,100,695.98 × 2,822,312.16
  4. Step 4: Simplify right side
    5,145,467.49x = 20,040,380,608,817.12
  5. Step 5: Solve for x
    x = 20,040,380,608,817.12/5,145,467.49
  6. Step 6: Final answer
    x = 3,894,763.82

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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.