Home / 7,197,557.20-10,789,423.80-4,161,806.80

Finding the Fourth Proportional to 7,197,557.20, 10,789,423.80 and 4,161,806.80

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Solution

The fourth proportional to 7,197,557.20, 10,789,423.80 and 4,161,806.80 is: 6,238,713.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,197,557.20 : 10,789,423.80 = 4,161,806.80 : x
  2. Step 2: Convert to fraction form
    7,197,557.20/10,789,423.80 = 4,161,806.80/x
  3. Step 3: Cross multiply
    7,197,557.20x = 10,789,423.80 × 4,161,806.80
  4. Step 4: Simplify right side
    7,197,557.20x = 44,903,497,338,921.84
  5. Step 5: Solve for x
    x = 44,903,497,338,921.84/7,197,557.20
  6. Step 6: Final answer
    x = 6,238,713.51

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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.