Home / 7,884,563.20-10,880,688-4,262,882.56

Finding the Fourth Proportional to 7,884,563.20, 10,880,688 and 4,262,882.56

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Solution

The fourth proportional to 7,884,563.20, 10,880,688 and 4,262,882.56 is: 5,882,772.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,563.20 : 10,880,688 = 4,262,882.56 : x
  2. Step 2: Convert to fraction form
    7,884,563.20/10,880,688 = 4,262,882.56/x
  3. Step 3: Cross multiply
    7,884,563.20x = 10,880,688 × 4,262,882.56
  4. Step 4: Simplify right side
    7,884,563.20x = 46,383,095,116,001.27
  5. Step 5: Solve for x
    x = 46,383,095,116,001.27/7,884,563.20
  6. Step 6: Final answer
    x = 5,882,772.95

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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.