Home / 38,993,098.68-53,812,157.22-21,589,443.27

Finding the Fourth Proportional to 38,993,098.68, 53,812,157.22 and 21,589,443.27

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Solution

The fourth proportional to 38,993,098.68, 53,812,157.22 and 21,589,443.27 is: 29,794,362.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,993,098.68 : 53,812,157.22 = 21,589,443.27 : x
  2. Step 2: Convert to fraction form
    38,993,098.68/53,812,157.22 = 21,589,443.27/x
  3. Step 3: Cross multiply
    38,993,098.68x = 53,812,157.22 × 21,589,443.27
  4. Step 4: Simplify right side
    38,993,098.68x = 1,161,774,515,537,510.75
  5. Step 5: Solve for x
    x = 1,161,774,515,537,510.75/38,993,098.68
  6. Step 6: Final answer
    x = 29,794,362.46

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Double scale
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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.