Home / 12,498,005.44-17,246,433.36-6,990,426.64

Finding the Fourth Proportional to 12,498,005.44, 17,246,433.36 and 6,990,426.64

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Solution

The fourth proportional to 12,498,005.44, 17,246,433.36 and 6,990,426.64 is: 9,646,333.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,498,005.44 : 17,246,433.36 = 6,990,426.64 : x
  2. Step 2: Convert to fraction form
    12,498,005.44/17,246,433.36 = 6,990,426.64/x
  3. Step 3: Cross multiply
    12,498,005.44x = 17,246,433.36 × 6,990,426.64
  4. Step 4: Simplify right side
    12,498,005.44x = 120,559,927,204,728.70
  5. Step 5: Solve for x
    x = 120,559,927,204,728.70/12,498,005.44
  6. Step 6: Final answer
    x = 9,646,333.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.