Home / 20,296,675.29-30,451,780.77-13,500,043.05

Finding the Fourth Proportional to 20,296,675.29, 30,451,780.77 and 13,500,043.05

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Solution

The fourth proportional to 20,296,675.29, 30,451,780.77 and 13,500,043.05 is: 20,254,566.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,296,675.29 : 30,451,780.77 = 13,500,043.05 : x
  2. Step 2: Convert to fraction form
    20,296,675.29/30,451,780.77 = 13,500,043.05/x
  3. Step 3: Cross multiply
    20,296,675.29x = 30,451,780.77 × 13,500,043.05
  4. Step 4: Simplify right side
    20,296,675.29x = 411,100,351,344,162.19
  5. Step 5: Solve for x
    x = 411,100,351,344,162.19/20,296,675.29
  6. Step 6: Final answer
    x = 20,254,566.10

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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.