Home / 4,717,886.20-7,066,331.70-3,878,078.20

Finding the Fourth Proportional to 4,717,886.20, 7,066,331.70 and 3,878,078.20

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Solution

The fourth proportional to 4,717,886.20, 7,066,331.70 and 3,878,078.20 is: 5,808,488.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,717,886.20 : 7,066,331.70 = 3,878,078.20 : x
  2. Step 2: Convert to fraction form
    4,717,886.20/7,066,331.70 = 3,878,078.20/x
  3. Step 3: Cross multiply
    4,717,886.20x = 7,066,331.70 × 3,878,078.20
  4. Step 4: Simplify right side
    4,717,886.20x = 27,403,786,919,738.94
  5. Step 5: Solve for x
    x = 27,403,786,919,738.94/4,717,886.20
  6. Step 6: Final answer
    x = 5,808,488.33

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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.