Home / 8,195,526.40-12,293,289.60-3,943,998.40

Finding the Fourth Proportional to 8,195,526.40, 12,293,289.60 and 3,943,998.40

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Solution

The fourth proportional to 8,195,526.40, 12,293,289.60 and 3,943,998.40 is: 5,915,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,195,526.40 : 12,293,289.60 = 3,943,998.40 : x
  2. Step 2: Convert to fraction form
    8,195,526.40/12,293,289.60 = 3,943,998.40/x
  3. Step 3: Cross multiply
    8,195,526.40x = 12,293,289.60 × 3,943,998.40
  4. Step 4: Simplify right side
    8,195,526.40x = 48,484,714,513,136.64
  5. Step 5: Solve for x
    x = 48,484,714,513,136.64/8,195,526.40
  6. Step 6: Final answer
    x = 5,915,997.60

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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.