Home / 21,638,006.93-32,463,078.30-8,693,247.58

Finding the Fourth Proportional to 21,638,006.93, 32,463,078.30 and 8,693,247.58

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Solution

The fourth proportional to 21,638,006.93, 32,463,078.30 and 8,693,247.58 is: 13,042,309.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,638,006.93 : 32,463,078.30 = 8,693,247.58 : x
  2. Step 2: Convert to fraction form
    21,638,006.93/32,463,078.30 = 8,693,247.58/x
  3. Step 3: Cross multiply
    21,638,006.93x = 32,463,078.30 × 8,693,247.58
  4. Step 4: Simplify right side
    21,638,006.93x = 282,209,576,789,667.88
  5. Step 5: Solve for x
    x = 282,209,576,789,667.88/21,638,006.93
  6. Step 6: Final answer
    x = 13,042,309.20

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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.