Home / 23,165,383.36-31,967,865.12-12,711,484.48

Finding the Fourth Proportional to 23,165,383.36, 31,967,865.12 and 12,711,484.48

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Solution

The fourth proportional to 23,165,383.36, 31,967,865.12 and 12,711,484.48 is: 17,541,648.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,165,383.36 : 31,967,865.12 = 12,711,484.48 : x
  2. Step 2: Convert to fraction form
    23,165,383.36/31,967,865.12 = 12,711,484.48/x
  3. Step 3: Cross multiply
    23,165,383.36x = 31,967,865.12 × 12,711,484.48
  4. Step 4: Simplify right side
    23,165,383.36x = 406,359,021,331,613.38
  5. Step 5: Solve for x
    x = 406,359,021,331,613.38/23,165,383.36
  6. Step 6: Final answer
    x = 17,541,648.89

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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.