Home / 8,518,847.76-11,768,446.26-7,370,935.20

Finding the Fourth Proportional to 8,518,847.76, 11,768,446.26 and 7,370,935.20

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Solution

The fourth proportional to 8,518,847.76, 11,768,446.26 and 7,370,935.20 is: 10,182,651.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,518,847.76 : 11,768,446.26 = 7,370,935.20 : x
  2. Step 2: Convert to fraction form
    8,518,847.76/11,768,446.26 = 7,370,935.20/x
  3. Step 3: Cross multiply
    8,518,847.76x = 11,768,446.26 × 7,370,935.20
  4. Step 4: Simplify right side
    8,518,847.76x = 86,744,454,787,142.36
  5. Step 5: Solve for x
    x = 86,744,454,787,142.36/8,518,847.76
  6. Step 6: Final answer
    x = 10,182,651.13

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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.