Home / 43,654,132.64-65,470,025.68-12,941,530

Finding the Fourth Proportional to 43,654,132.64, 65,470,025.68 and 12,941,530

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Solution

The fourth proportional to 43,654,132.64, 65,470,025.68 and 12,941,530 is: 19,408,982.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,654,132.64 : 65,470,025.68 = 12,941,530 : x
  2. Step 2: Convert to fraction form
    43,654,132.64/65,470,025.68 = 12,941,530/x
  3. Step 3: Cross multiply
    43,654,132.64x = 65,470,025.68 × 12,941,530
  4. Step 4: Simplify right side
    43,654,132.64x = 847,282,301,438,490.38
  5. Step 5: Solve for x
    x = 847,282,301,438,490.38/43,654,132.64
  6. Step 6: Final answer
    x = 19,408,982.61

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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.