Home / 6,761,029.85-10,140,430.44-1,903,672.78

Finding the Fourth Proportional to 6,761,029.85, 10,140,430.44 and 1,903,672.78

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Solution

The fourth proportional to 6,761,029.85, 10,140,430.44 and 1,903,672.78 is: 2,855,195.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,761,029.85 : 10,140,430.44 = 1,903,672.78 : x
  2. Step 2: Convert to fraction form
    6,761,029.85/10,140,430.44 = 1,903,672.78/x
  3. Step 3: Cross multiply
    6,761,029.85x = 10,140,430.44 × 1,903,672.78
  4. Step 4: Simplify right side
    6,761,029.85x = 19,304,061,431,554.32
  5. Step 5: Solve for x
    x = 19,304,061,431,554.32/6,761,029.85
  6. Step 6: Final answer
    x = 2,855,195.41

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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.