Home / 7,408,691.22-11,098,657.50-5,459,880.51

Finding the Fourth Proportional to 7,408,691.22, 11,098,657.50 and 5,459,880.51

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Solution

The fourth proportional to 7,408,691.22, 11,098,657.50 and 5,459,880.51 is: 8,179,223.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,408,691.22 : 11,098,657.50 = 5,459,880.51 : x
  2. Step 2: Convert to fraction form
    7,408,691.22/11,098,657.50 = 5,459,880.51/x
  3. Step 3: Cross multiply
    7,408,691.22x = 11,098,657.50 × 5,459,880.51
  4. Step 4: Simplify right side
    7,408,691.22x = 60,597,343,709,320.80
  5. Step 5: Solve for x
    x = 60,597,343,709,320.80/7,408,691.22
  6. Step 6: Final answer
    x = 8,179,223.82

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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.