Home / 6,653,616.60-9,963,836.10-5,326,512.60

Finding the Fourth Proportional to 6,653,616.60, 9,963,836.10 and 5,326,512.60

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Solution

The fourth proportional to 6,653,616.60, 9,963,836.10 and 5,326,512.60 is: 7,976,488.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,653,616.60 : 9,963,836.10 = 5,326,512.60 : x
  2. Step 2: Convert to fraction form
    6,653,616.60/9,963,836.10 = 5,326,512.60/x
  3. Step 3: Cross multiply
    6,653,616.60x = 9,963,836.10 × 5,326,512.60
  4. Step 4: Simplify right side
    6,653,616.60x = 53,072,498,530,984.85
  5. Step 5: Solve for x
    x = 53,072,498,530,984.85/6,653,616.60
  6. Step 6: Final answer
    x = 7,976,488.84

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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.