Home / 7,426,634.85-11,137,684.48-5,135,853.20

Finding the Fourth Proportional to 7,426,634.85, 11,137,684.48 and 5,135,853.20

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Solution

The fourth proportional to 7,426,634.85, 11,137,684.48 and 5,135,853.20 is: 7,702,211.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,426,634.85 : 11,137,684.48 = 5,135,853.20 : x
  2. Step 2: Convert to fraction form
    7,426,634.85/11,137,684.48 = 5,135,853.20/x
  3. Step 3: Cross multiply
    7,426,634.85x = 11,137,684.48 × 5,135,853.20
  4. Step 4: Simplify right side
    7,426,634.85x = 57,201,512,408,670.28
  5. Step 5: Solve for x
    x = 57,201,512,408,670.28/7,426,634.85
  6. Step 6: Final answer
    x = 7,702,211.51

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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.