Home / 43,684,575.80-65,526,863.70-19,423,455.80

Finding the Fourth Proportional to 43,684,575.80, 65,526,863.70 and 19,423,455.80

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Solution

The fourth proportional to 43,684,575.80, 65,526,863.70 and 19,423,455.80 is: 29,135,183.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,684,575.80 : 65,526,863.70 = 19,423,455.80 : x
  2. Step 2: Convert to fraction form
    43,684,575.80/65,526,863.70 = 19,423,455.80/x
  3. Step 3: Cross multiply
    43,684,575.80x = 65,526,863.70 × 19,423,455.80
  4. Step 4: Simplify right side
    43,684,575.80x = 1,272,758,140,789,574.50
  5. Step 5: Solve for x
    x = 1,272,758,140,789,574.50/43,684,575.80
  6. Step 6: Final answer
    x = 29,135,183.70

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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.