Home / 5,324,129.51-7,348,803.83-3,149,428.66

Finding the Fourth Proportional to 5,324,129.51, 7,348,803.83 and 3,149,428.66

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Solution

The fourth proportional to 5,324,129.51, 7,348,803.83 and 3,149,428.66 is: 4,347,101.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324,129.51 : 7,348,803.83 = 3,149,428.66 : x
  2. Step 2: Convert to fraction form
    5,324,129.51/7,348,803.83 = 3,149,428.66/x
  3. Step 3: Cross multiply
    5,324,129.51x = 7,348,803.83 × 3,149,428.66
  4. Step 4: Simplify right side
    5,324,129.51x = 23,144,533,398,919.77
  5. Step 5: Solve for x
    x = 23,144,533,398,919.77/5,324,129.51
  6. Step 6: Final answer
    x = 4,347,101.88

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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.