Home / 10,498,619.79-15,747,929.69-3,310,880.27

Finding the Fourth Proportional to 10,498,619.79, 15,747,929.69 and 3,310,880.27

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Solution

The fourth proportional to 10,498,619.79, 15,747,929.69 and 3,310,880.27 is: 4,966,320.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,498,619.79 : 15,747,929.69 = 3,310,880.27 : x
  2. Step 2: Convert to fraction form
    10,498,619.79/15,747,929.69 = 3,310,880.27/x
  3. Step 3: Cross multiply
    10,498,619.79x = 15,747,929.69 × 3,310,880.27
  4. Step 4: Simplify right side
    10,498,619.79x = 52,139,509,608,674.17
  5. Step 5: Solve for x
    x = 52,139,509,608,674.17/10,498,619.79
  6. Step 6: Final answer
    x = 4,966,320.40

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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.