Home / 21,669,804.06-32,537,128.55-18,760,893.18

Finding the Fourth Proportional to 21,669,804.06, 32,537,128.55 and 18,760,893.18

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Solution

The fourth proportional to 21,669,804.06, 32,537,128.55 and 18,760,893.18 is: 28,169,409.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,669,804.06 : 32,537,128.55 = 18,760,893.18 : x
  2. Step 2: Convert to fraction form
    21,669,804.06/32,537,128.55 = 18,760,893.18/x
  3. Step 3: Cross multiply
    21,669,804.06x = 32,537,128.55 × 18,760,893.18
  4. Step 4: Simplify right side
    21,669,804.06x = 610,425,593,016,673.88
  5. Step 5: Solve for x
    x = 610,425,593,016,673.88/21,669,804.06
  6. Step 6: Final answer
    x = 28,169,409.90

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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.