Home / 29,203,478.56-43,801,871.10-7,640,161.12

Finding the Fourth Proportional to 29,203,478.56, 43,801,871.10 and 7,640,161.12

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Solution

The fourth proportional to 29,203,478.56, 43,801,871.10 and 7,640,161.12 is: 11,459,366.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,203,478.56 : 43,801,871.10 = 7,640,161.12 : x
  2. Step 2: Convert to fraction form
    29,203,478.56/43,801,871.10 = 7,640,161.12/x
  3. Step 3: Cross multiply
    29,203,478.56x = 43,801,871.10 × 7,640,161.12
  4. Step 4: Simplify right side
    29,203,478.56x = 334,653,352,561,471.62
  5. Step 5: Solve for x
    x = 334,653,352,561,471.62/29,203,478.56
  6. Step 6: Final answer
    x = 11,459,366.11

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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.