Home / 7,776,052.40-11,664,078.60-4,752,743.60

Finding the Fourth Proportional to 7,776,052.40, 11,664,078.60 and 4,752,743.60

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Solution

The fourth proportional to 7,776,052.40, 11,664,078.60 and 4,752,743.60 is: 7,129,115.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,052.40 : 11,664,078.60 = 4,752,743.60 : x
  2. Step 2: Convert to fraction form
    7,776,052.40/11,664,078.60 = 4,752,743.60/x
  3. Step 3: Cross multiply
    7,776,052.40x = 11,664,078.60 × 4,752,743.60
  4. Step 4: Simplify right side
    7,776,052.40x = 55,436,374,916,046.95
  5. Step 5: Solve for x
    x = 55,436,374,916,046.95/7,776,052.40
  6. Step 6: Final answer
    x = 7,129,115.40

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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.