Home / 12,743,999.40-19,095,003.90-10,854,431.40

Finding the Fourth Proportional to 12,743,999.40, 19,095,003.90 and 10,854,431.40

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Solution

The fourth proportional to 12,743,999.40, 19,095,003.90 and 10,854,431.40 is: 16,263,764.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,743,999.40 : 19,095,003.90 = 10,854,431.40 : x
  2. Step 2: Convert to fraction form
    12,743,999.40/19,095,003.90 = 10,854,431.40/x
  3. Step 3: Cross multiply
    12,743,999.40x = 19,095,003.90 × 10,854,431.40
  4. Step 4: Simplify right side
    12,743,999.40x = 207,265,409,915,282.44
  5. Step 5: Solve for x
    x = 207,265,409,915,282.44/12,743,999.40
  6. Step 6: Final answer
    x = 16,263,764.88

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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.