Home / 12,481,252.20-18,721,878.30-11,064,076.20

Finding the Fourth Proportional to 12,481,252.20, 18,721,878.30 and 11,064,076.20

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Solution

The fourth proportional to 12,481,252.20, 18,721,878.30 and 11,064,076.20 is: 16,596,114.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,481,252.20 : 18,721,878.30 = 11,064,076.20 : x
  2. Step 2: Convert to fraction form
    12,481,252.20/18,721,878.30 = 11,064,076.20/x
  3. Step 3: Cross multiply
    12,481,252.20x = 18,721,878.30 × 11,064,076.20
  4. Step 4: Simplify right side
    12,481,252.20x = 207,140,288,118,326.47
  5. Step 5: Solve for x
    x = 207,140,288,118,326.47/12,481,252.20
  6. Step 6: Final answer
    x = 16,596,114.30

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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.