Home / 21,613,170.94-29,826,411.40-11,823,404.93

Finding the Fourth Proportional to 21,613,170.94, 29,826,411.40 and 11,823,404.93

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Solution

The fourth proportional to 21,613,170.94, 29,826,411.40 and 11,823,404.93 is: 16,316,427.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,613,170.94 : 29,826,411.40 = 11,823,404.93 : x
  2. Step 2: Convert to fraction form
    21,613,170.94/29,826,411.40 = 11,823,404.93/x
  3. Step 3: Cross multiply
    21,613,170.94x = 29,826,411.40 × 11,823,404.93
  4. Step 4: Simplify right side
    21,613,170.94x = 352,649,739,568,464.50
  5. Step 5: Solve for x
    x = 352,649,739,568,464.50/21,613,170.94
  6. Step 6: Final answer
    x = 16,316,427.64

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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.