Home / 21,500,100.44-29,676,622.14-14,628,568.31

Finding the Fourth Proportional to 21,500,100.44, 29,676,622.14 and 14,628,568.31

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Solution

The fourth proportional to 21,500,100.44, 29,676,622.14 and 14,628,568.31 is: 20,191,835.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,500,100.44 : 29,676,622.14 = 14,628,568.31 : x
  2. Step 2: Convert to fraction form
    21,500,100.44/29,676,622.14 = 14,628,568.31/x
  3. Step 3: Cross multiply
    21,500,100.44x = 29,676,622.14 × 14,628,568.31
  4. Step 4: Simplify right side
    21,500,100.44x = 434,126,493,963,522.44
  5. Step 5: Solve for x
    x = 434,126,493,963,522.44/21,500,100.44
  6. Step 6: Final answer
    x = 20,191,835.63

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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.