Home / 13,702,089.51-20,553,126.84-12,794,073.84

Finding the Fourth Proportional to 13,702,089.51, 20,553,126.84 and 12,794,073.84

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Solution

The fourth proportional to 13,702,089.51, 20,553,126.84 and 12,794,073.84 is: 19,191,103.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,702,089.51 : 20,553,126.84 = 12,794,073.84 : x
  2. Step 2: Convert to fraction form
    13,702,089.51/20,553,126.84 = 12,794,073.84/x
  3. Step 3: Cross multiply
    13,702,089.51x = 20,553,126.84 × 12,794,073.84
  4. Step 4: Simplify right side
    13,702,089.51x = 262,958,222,433,845.88
  5. Step 5: Solve for x
    x = 262,958,222,433,845.88/13,702,089.51
  6. Step 6: Final answer
    x = 19,191,103.83

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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.