Home / 5,146,147-7,097,034.54-3,212,586.28

Finding the Fourth Proportional to 5,146,147, 7,097,034.54 and 3,212,586.28

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Solution

The fourth proportional to 5,146,147, 7,097,034.54 and 3,212,586.28 is: 4,430,467.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146,147 : 7,097,034.54 = 3,212,586.28 : x
  2. Step 2: Convert to fraction form
    5,146,147/7,097,034.54 = 3,212,586.28/x
  3. Step 3: Cross multiply
    5,146,147x = 7,097,034.54 × 3,212,586.28
  4. Step 4: Simplify right side
    5,146,147x = 22,799,835,791,890.11
  5. Step 5: Solve for x
    x = 22,799,835,791,890.11/5,146,147
  6. Step 6: Final answer
    x = 4,430,467.26

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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.