Home / 11,107,809.60-16,661,714.40-3,919,286.40

Finding the Fourth Proportional to 11,107,809.60, 16,661,714.40 and 3,919,286.40

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Solution

The fourth proportional to 11,107,809.60, 16,661,714.40 and 3,919,286.40 is: 5,878,929.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,107,809.60 : 16,661,714.40 = 3,919,286.40 : x
  2. Step 2: Convert to fraction form
    11,107,809.60/16,661,714.40 = 3,919,286.40/x
  3. Step 3: Cross multiply
    11,107,809.60x = 16,661,714.40 × 3,919,286.40
  4. Step 4: Simplify right side
    11,107,809.60x = 65,302,030,648,604.16
  5. Step 5: Solve for x
    x = 65,302,030,648,604.16/11,107,809.60
  6. Step 6: Final answer
    x = 5,878,929.60

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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.