Home / 6,387,812.20-9,581,718.30-5,964,797.80

Finding the Fourth Proportional to 6,387,812.20, 9,581,718.30 and 5,964,797.80

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Solution

The fourth proportional to 6,387,812.20, 9,581,718.30 and 5,964,797.80 is: 8,947,196.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,387,812.20 : 9,581,718.30 = 5,964,797.80 : x
  2. Step 2: Convert to fraction form
    6,387,812.20/9,581,718.30 = 5,964,797.80/x
  3. Step 3: Cross multiply
    6,387,812.20x = 9,581,718.30 × 5,964,797.80
  4. Step 4: Simplify right side
    6,387,812.20x = 57,153,012,236,059.74
  5. Step 5: Solve for x
    x = 57,153,012,236,059.74/6,387,812.20
  6. Step 6: Final answer
    x = 8,947,196.70

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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.