Home / 13,376,092.22-18,460,145.76-7,575,905.78

Finding the Fourth Proportional to 13,376,092.22, 18,460,145.76 and 7,575,905.78

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Solution

The fourth proportional to 13,376,092.22, 18,460,145.76 and 7,575,905.78 is: 10,455,394.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,092.22 : 18,460,145.76 = 7,575,905.78 : x
  2. Step 2: Convert to fraction form
    13,376,092.22/18,460,145.76 = 7,575,905.78/x
  3. Step 3: Cross multiply
    13,376,092.22x = 18,460,145.76 × 7,575,905.78
  4. Step 4: Simplify right side
    13,376,092.22x = 139,852,324,962,826.52
  5. Step 5: Solve for x
    x = 139,852,324,962,826.52/13,376,092.22
  6. Step 6: Final answer
    x = 10,455,394.79

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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.