Home / 5,138,162.60-7,704,911.10-1,942,226.60

Finding the Fourth Proportional to 5,138,162.60, 7,704,911.10 and 1,942,226.60

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Solution

The fourth proportional to 5,138,162.60, 7,704,911.10 and 1,942,226.60 is: 2,912,458.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,138,162.60 : 7,704,911.10 = 1,942,226.60 : x
  2. Step 2: Convert to fraction form
    5,138,162.60/7,704,911.10 = 1,942,226.60/x
  3. Step 3: Cross multiply
    5,138,162.60x = 7,704,911.10 × 1,942,226.60
  4. Step 4: Simplify right side
    5,138,162.60x = 14,964,683,289,055.26
  5. Step 5: Solve for x
    x = 14,964,683,289,055.26/5,138,162.60
  6. Step 6: Final answer
    x = 2,912,458.10

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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.