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Finding the Fourth Proportional to 32,805,395.80, 49,208,093.70 and 13,629,779.80

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Solution

The fourth proportional to 32,805,395.80, 49,208,093.70 and 13,629,779.80 is: 20,444,669.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,805,395.80 : 49,208,093.70 = 13,629,779.80 : x
  2. Step 2: Convert to fraction form
    32,805,395.80/49,208,093.70 = 13,629,779.80/x
  3. Step 3: Cross multiply
    32,805,395.80x = 49,208,093.70 × 13,629,779.80
  4. Step 4: Simplify right side
    32,805,395.80x = 670,695,481,508,767.38
  5. Step 5: Solve for x
    x = 670,695,481,508,767.38/32,805,395.80
  6. Step 6: Final answer
    x = 20,444,669.70

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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.