Home / 39,809,500.80-59,714,251.20-12,902,467.20

Finding the Fourth Proportional to 39,809,500.80, 59,714,251.20 and 12,902,467.20

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Solution

The fourth proportional to 39,809,500.80, 59,714,251.20 and 12,902,467.20 is: 19,353,700.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,809,500.80 : 59,714,251.20 = 12,902,467.20 : x
  2. Step 2: Convert to fraction form
    39,809,500.80/59,714,251.20 = 12,902,467.20/x
  3. Step 3: Cross multiply
    39,809,500.80x = 59,714,251.20 × 12,902,467.20
  4. Step 4: Simplify right side
    39,809,500.80x = 770,461,167,480,560.62
  5. Step 5: Solve for x
    x = 770,461,167,480,560.62/39,809,500.80
  6. Step 6: Final answer
    x = 19,353,700.80

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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.