Home / 55,121,099.34-76,074,360.42-31,608,837.30

Finding the Fourth Proportional to 55,121,099.34, 76,074,360.42 and 31,608,837.30

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Solution

The fourth proportional to 55,121,099.34, 76,074,360.42 and 31,608,837.30 is: 43,624,349.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,121,099.34 : 76,074,360.42 = 31,608,837.30 : x
  2. Step 2: Convert to fraction form
    55,121,099.34/76,074,360.42 = 31,608,837.30/x
  3. Step 3: Cross multiply
    55,121,099.34x = 76,074,360.42 × 31,608,837.30
  4. Step 4: Simplify right side
    55,121,099.34x = 2,404,622,081,217,340
  5. Step 5: Solve for x
    x = 2,404,622,081,217,340/55,121,099.34
  6. Step 6: Final answer
    x = 43,624,349.12

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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.