Home / 14,175,753.60-21,263,630.40-12,682,761.60

Finding the Fourth Proportional to 14,175,753.60, 21,263,630.40 and 12,682,761.60

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Solution

The fourth proportional to 14,175,753.60, 21,263,630.40 and 12,682,761.60 is: 19,024,142.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,175,753.60 : 21,263,630.40 = 12,682,761.60 : x
  2. Step 2: Convert to fraction form
    14,175,753.60/21,263,630.40 = 12,682,761.60/x
  3. Step 3: Cross multiply
    14,175,753.60x = 21,263,630.40 × 12,682,761.60
  4. Step 4: Simplify right side
    14,175,753.60x = 269,681,555,113,712.62
  5. Step 5: Solve for x
    x = 269,681,555,113,712.62/14,175,753.60
  6. Step 6: Final answer
    x = 19,024,142.40

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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.