Home / 17,280,777.60-25,921,166.40-16,543,612.80

Finding the Fourth Proportional to 17,280,777.60, 25,921,166.40 and 16,543,612.80

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Solution

The fourth proportional to 17,280,777.60, 25,921,166.40 and 16,543,612.80 is: 24,815,419.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,280,777.60 : 25,921,166.40 = 16,543,612.80 : x
  2. Step 2: Convert to fraction form
    17,280,777.60/25,921,166.40 = 16,543,612.80/x
  3. Step 3: Cross multiply
    17,280,777.60x = 25,921,166.40 × 16,543,612.80
  4. Step 4: Simplify right side
    17,280,777.60x = 428,829,740,245,969.94
  5. Step 5: Solve for x
    x = 428,829,740,245,969.94/17,280,777.60
  6. Step 6: Final answer
    x = 24,815,419.20

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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.