Home / 7,445,918.54-11,167,548.28-1,981,044.76

Finding the Fourth Proportional to 7,445,918.54, 11,167,548.28 and 1,981,044.76

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Solution

The fourth proportional to 7,445,918.54, 11,167,548.28 and 1,981,044.76 is: 2,971,213.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,445,918.54 : 11,167,548.28 = 1,981,044.76 : x
  2. Step 2: Convert to fraction form
    7,445,918.54/11,167,548.28 = 1,981,044.76/x
  3. Step 3: Cross multiply
    7,445,918.54x = 11,167,548.28 × 1,981,044.76
  4. Step 4: Simplify right side
    7,445,918.54x = 22,123,413,002,141.01
  5. Step 5: Solve for x
    x = 22,123,413,002,141.01/7,445,918.54
  6. Step 6: Final answer
    x = 2,971,213.41

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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.