Home / 21,613,151.16-29,826,383.96-11,823,385.15

Finding the Fourth Proportional to 21,613,151.16, 29,826,383.96 and 11,823,385.15

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Solution

The fourth proportional to 21,613,151.16, 29,826,383.96 and 11,823,385.15 is: 16,316,400.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,613,151.16 : 29,826,383.96 = 11,823,385.15 : x
  2. Step 2: Convert to fraction form
    21,613,151.16/29,826,383.96 = 11,823,385.15/x
  3. Step 3: Cross multiply
    21,613,151.16x = 29,826,383.96 × 11,823,385.15
  4. Step 4: Simplify right side
    21,613,151.16x = 352,648,825,257,703.62
  5. Step 5: Solve for x
    x = 352,648,825,257,703.62/21,613,151.16
  6. Step 6: Final answer
    x = 16,316,400.26

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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.