Home / 17,763,599.40-26,609,969.70-12,378,330.60

Finding the Fourth Proportional to 17,763,599.40, 26,609,969.70 and 12,378,330.60

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Solution

The fourth proportional to 17,763,599.40, 26,609,969.70 and 12,378,330.60 is: 18,542,807.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,763,599.40 : 26,609,969.70 = 12,378,330.60 : x
  2. Step 2: Convert to fraction form
    17,763,599.40/26,609,969.70 = 12,378,330.60/x
  3. Step 3: Cross multiply
    17,763,599.40x = 26,609,969.70 × 12,378,330.60
  4. Step 4: Simplify right side
    17,763,599.40x = 329,387,002,202,582.81
  5. Step 5: Solve for x
    x = 329,387,002,202,582.81/17,763,599.40
  6. Step 6: Final answer
    x = 18,542,807.39

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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.