Home / 5,448,500.45-7,518,930.60-3,157,989.74

Finding the Fourth Proportional to 5,448,500.45, 7,518,930.60 and 3,157,989.74

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Solution

The fourth proportional to 5,448,500.45, 7,518,930.60 and 3,157,989.74 is: 4,358,025.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448,500.45 : 7,518,930.60 = 3,157,989.74 : x
  2. Step 2: Convert to fraction form
    5,448,500.45/7,518,930.60 = 3,157,989.74/x
  3. Step 3: Cross multiply
    5,448,500.45x = 7,518,930.60 × 3,157,989.74
  4. Step 4: Simplify right side
    5,448,500.45x = 23,744,705,697,526.91
  5. Step 5: Solve for x
    x = 23,744,705,697,526.91/5,448,500.45
  6. Step 6: Final answer
    x = 4,358,025.83

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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.