Home / 21,747,342.36-32,599,466.16-10,212,160.50

Finding the Fourth Proportional to 21,747,342.36, 32,599,466.16 and 10,212,160.50

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Solution

The fourth proportional to 21,747,342.36, 32,599,466.16 and 10,212,160.50 is: 15,308,122.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,747,342.36 : 32,599,466.16 = 10,212,160.50 : x
  2. Step 2: Convert to fraction form
    21,747,342.36/32,599,466.16 = 10,212,160.50/x
  3. Step 3: Cross multiply
    21,747,342.36x = 32,599,466.16 × 10,212,160.50
  4. Step 4: Simplify right side
    21,747,342.36x = 332,910,980,640,238.69
  5. Step 5: Solve for x
    x = 332,910,980,640,238.69/21,747,342.36
  6. Step 6: Final answer
    x = 15,308,122.49

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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.