Home / 5,333,998.40-7,993,999.20-2,136,507.20

Finding the Fourth Proportional to 5,333,998.40, 7,993,999.20 and 2,136,507.20

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Solution

The fourth proportional to 5,333,998.40, 7,993,999.20 and 2,136,507.20 is: 3,201,957.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,333,998.40 : 7,993,999.20 = 2,136,507.20 : x
  2. Step 2: Convert to fraction form
    5,333,998.40/7,993,999.20 = 2,136,507.20/x
  3. Step 3: Cross multiply
    5,333,998.40x = 7,993,999.20 × 2,136,507.20
  4. Step 4: Simplify right side
    5,333,998.40x = 17,079,236,847,594.24
  5. Step 5: Solve for x
    x = 17,079,236,847,594.24/5,333,998.40
  6. Step 6: Final answer
    x = 3,201,957.62

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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.