Home / 19,543,144.80-29,314,717.20-16,407,861.60

Finding the Fourth Proportional to 19,543,144.80, 29,314,717.20 and 16,407,861.60

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Solution

The fourth proportional to 19,543,144.80, 29,314,717.20 and 16,407,861.60 is: 24,611,792.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,543,144.80 : 29,314,717.20 = 16,407,861.60 : x
  2. Step 2: Convert to fraction form
    19,543,144.80/29,314,717.20 = 16,407,861.60/x
  3. Step 3: Cross multiply
    19,543,144.80x = 29,314,717.20 × 16,407,861.60
  4. Step 4: Simplify right side
    19,543,144.80x = 480,991,822,660,739.50
  5. Step 5: Solve for x
    x = 480,991,822,660,739.50/19,543,144.80
  6. Step 6: Final answer
    x = 24,611,792.40

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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.