Home / 4,918,176.06-6,787,069.79-2,742,721.71

Finding the Fourth Proportional to 4,918,176.06, 6,787,069.79 and 2,742,721.71

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Solution

The fourth proportional to 4,918,176.06, 6,787,069.79 and 2,742,721.71 is: 3,784,948.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918,176.06 : 6,787,069.79 = 2,742,721.71 : x
  2. Step 2: Convert to fraction form
    4,918,176.06/6,787,069.79 = 2,742,721.71/x
  3. Step 3: Cross multiply
    4,918,176.06x = 6,787,069.79 × 2,742,721.71
  4. Step 4: Simplify right side
    4,918,176.06x = 18,615,043,646,604.53
  5. Step 5: Solve for x
    x = 18,615,043,646,604.53/4,918,176.06
  6. Step 6: Final answer
    x = 3,784,948.61

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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.