Home / 11,878,134.01-17,823,940.49-6,413,155.54

Finding the Fourth Proportional to 11,878,134.01, 17,823,940.49 and 6,413,155.54

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Solution

The fourth proportional to 11,878,134.01, 17,823,940.49 and 6,413,155.54 is: 9,623,372.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,878,134.01 : 17,823,940.49 = 6,413,155.54 : x
  2. Step 2: Convert to fraction form
    11,878,134.01/17,823,940.49 = 6,413,155.54/x
  3. Step 3: Cross multiply
    11,878,134.01x = 17,823,940.49 × 6,413,155.54
  4. Step 4: Simplify right side
    11,878,134.01x = 114,307,702,698,073.81
  5. Step 5: Solve for x
    x = 114,307,702,698,073.81/11,878,134.01
  6. Step 6: Final answer
    x = 9,623,372.04

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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.