Home / 5,135,503.95-7,086,908.84-2,843,615.43

Finding the Fourth Proportional to 5,135,503.95, 7,086,908.84 and 2,843,615.43

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Solution

The fourth proportional to 5,135,503.95, 7,086,908.84 and 2,843,615.43 is: 3,924,141.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,135,503.95 : 7,086,908.84 = 2,843,615.43 : x
  2. Step 2: Convert to fraction form
    5,135,503.95/7,086,908.84 = 2,843,615.43/x
  3. Step 3: Cross multiply
    5,135,503.95x = 7,086,908.84 × 2,843,615.43
  4. Step 4: Simplify right side
    5,135,503.95x = 20,152,443,328,427.40
  5. Step 5: Solve for x
    x = 20,152,443,328,427.40/5,135,503.95
  6. Step 6: Final answer
    x = 3,924,141.34

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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.