Home / 8,202,005.10-12,303,007.65-2,522,220.30

Finding the Fourth Proportional to 8,202,005.10, 12,303,007.65 and 2,522,220.30

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Solution

The fourth proportional to 8,202,005.10, 12,303,007.65 and 2,522,220.30 is: 3,783,330.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,202,005.10 : 12,303,007.65 = 2,522,220.30 : x
  2. Step 2: Convert to fraction form
    8,202,005.10/12,303,007.65 = 2,522,220.30/x
  3. Step 3: Cross multiply
    8,202,005.10x = 12,303,007.65 × 2,522,220.30
  4. Step 4: Simplify right side
    8,202,005.10x = 31,030,895,645,885.29
  5. Step 5: Solve for x
    x = 31,030,895,645,885.29/8,202,005.10
  6. Step 6: Final answer
    x = 3,783,330.45

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Double scale
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Similar ratio
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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.