Home / 13,134,400.80-19,664,276.40-11,641,408.80

Finding the Fourth Proportional to 13,134,400.80, 19,664,276.40 and 11,641,408.80

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Solution

The fourth proportional to 13,134,400.80, 19,664,276.40 and 11,641,408.80 is: 17,429,031.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,134,400.80 : 19,664,276.40 = 11,641,408.80 : x
  2. Step 2: Convert to fraction form
    13,134,400.80/19,664,276.40 = 11,641,408.80/x
  3. Step 3: Cross multiply
    13,134,400.80x = 19,664,276.40 × 11,641,408.80
  4. Step 4: Simplify right side
    13,134,400.80x = 228,919,880,328,592.31
  5. Step 5: Solve for x
    x = 228,919,880,328,592.31/13,134,400.80
  6. Step 6: Final answer
    x = 17,429,031.12

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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.