Home / 15,637,185.32-23,435,350.04-8,720,388.68

Finding the Fourth Proportional to 15,637,185.32, 23,435,350.04 and 8,720,388.68

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Solution

The fourth proportional to 15,637,185.32, 23,435,350.04 and 8,720,388.68 is: 13,069,190.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,637,185.32 : 23,435,350.04 = 8,720,388.68 : x
  2. Step 2: Convert to fraction form
    15,637,185.32/23,435,350.04 = 8,720,388.68/x
  3. Step 3: Cross multiply
    15,637,185.32x = 23,435,350.04 × 8,720,388.68
  4. Step 4: Simplify right side
    15,637,185.32x = 204,365,361,200,653.53
  5. Step 5: Solve for x
    x = 204,365,361,200,653.53/15,637,185.32
  6. Step 6: Final answer
    x = 13,069,190.97

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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.