Home / 27,620,957,022.96-38,116,848,998.63-15,413,534,146.16

Finding the Fourth Proportional to 27,620,957,022.96, 38,116,848,998.63 and 15,413,534,146.16

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Solution

The fourth proportional to 27,620,957,022.96, 38,116,848,998.63 and 15,413,534,146.16 is: 21,270,637,114.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,620,957,022.96 : 38,116,848,998.63 = 15,413,534,146.16 : x
  2. Step 2: Convert to fraction form
    27,620,957,022.96/38,116,848,998.63 = 15,413,534,146.16/x
  3. Step 3: Cross multiply
    27,620,957,022.96x = 38,116,848,998.63 × 15,413,534,146.16
  4. Step 4: Simplify right side
    27,620,957,022.96x = 587,515,353,584,217,489,408
  5. Step 5: Solve for x
    x = 587,515,353,584,217,489,408/27,620,957,022.96
  6. Step 6: Final answer
    x = 21,270,637,114.27

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1.5x scale

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.