Home / 4,991,138.10-7,472,710.35-4,851,170.10

Finding the Fourth Proportional to 4,991,138.10, 7,472,710.35 and 4,851,170.10

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Solution

The fourth proportional to 4,991,138.10, 7,472,710.35 and 4,851,170.10 is: 7,263,150.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991,138.10 : 7,472,710.35 = 4,851,170.10 : x
  2. Step 2: Convert to fraction form
    4,991,138.10/7,472,710.35 = 4,851,170.10/x
  3. Step 3: Cross multiply
    4,991,138.10x = 7,472,710.35 × 4,851,170.10
  4. Step 4: Simplify right side
    4,991,138.10x = 36,251,389,015,880.53
  5. Step 5: Solve for x
    x = 36,251,389,015,880.53/4,991,138.10
  6. Step 6: Final answer
    x = 7,263,150.87

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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.