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Finding the Fourth Proportional to 18,064,798.01, 24,929,448.63 and 9,804,863.31

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Solution

The fourth proportional to 18,064,798.01, 24,929,448.63 and 9,804,863.31 is: 13,530,726.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,064,798.01 : 24,929,448.63 = 9,804,863.31 : x
  2. Step 2: Convert to fraction form
    18,064,798.01/24,929,448.63 = 9,804,863.31/x
  3. Step 3: Cross multiply
    18,064,798.01x = 24,929,448.63 × 9,804,863.31
  4. Step 4: Simplify right side
    18,064,798.01x = 244,429,836,080,563.09
  5. Step 5: Solve for x
    x = 244,429,836,080,563.09/18,064,798.01
  6. Step 6: Final answer
    x = 13,530,726.22

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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.