Home / 57,297,344.40-85,916,467.80-16,902,579.60

Finding the Fourth Proportional to 57,297,344.40, 85,916,467.80 and 16,902,579.60

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Solution

The fourth proportional to 57,297,344.40, 85,916,467.80 and 16,902,579.60 is: 25,345,152.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,297,344.40 : 85,916,467.80 = 16,902,579.60 : x
  2. Step 2: Convert to fraction form
    57,297,344.40/85,916,467.80 = 16,902,579.60/x
  3. Step 3: Cross multiply
    57,297,344.40x = 85,916,467.80 × 16,902,579.60
  4. Step 4: Simplify right side
    57,297,344.40x = 1,452,209,935,940,337
  5. Step 5: Solve for x
    x = 1,452,209,935,940,337/57,297,344.40
  6. Step 6: Final answer
    x = 25,345,152.57

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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.