Home / 14,043,189.56-19,380,200.10-7,848,236.09

Finding the Fourth Proportional to 14,043,189.56, 19,380,200.10 and 7,848,236.09

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Solution

The fourth proportional to 14,043,189.56, 19,380,200.10 and 7,848,236.09 is: 10,830,900.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,043,189.56 : 19,380,200.10 = 7,848,236.09 : x
  2. Step 2: Convert to fraction form
    14,043,189.56/19,380,200.10 = 7,848,236.09/x
  3. Step 3: Cross multiply
    14,043,189.56x = 19,380,200.10 × 7,848,236.09
  4. Step 4: Simplify right side
    14,043,189.56x = 152,100,385,919,407.56
  5. Step 5: Solve for x
    x = 152,100,385,919,407.56/14,043,189.56
  6. Step 6: Final answer
    x = 10,830,900.29

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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.