Home / 13,628,151.04-20,451,317.33-7,068,905.20

Finding the Fourth Proportional to 13,628,151.04, 20,451,317.33 and 7,068,905.20

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Solution

The fourth proportional to 13,628,151.04, 20,451,317.33 and 7,068,905.20 is: 10,608,073.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,628,151.04 : 20,451,317.33 = 7,068,905.20 : x
  2. Step 2: Convert to fraction form
    13,628,151.04/20,451,317.33 = 7,068,905.20/x
  3. Step 3: Cross multiply
    13,628,151.04x = 20,451,317.33 × 7,068,905.20
  4. Step 4: Simplify right side
    13,628,151.04x = 144,568,423,420,887.09
  5. Step 5: Solve for x
    x = 144,568,423,420,887.09/13,628,151.04
  6. Step 6: Final answer
    x = 10,608,073.17

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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.