Home / 13,313,623.40-19,970,435.10-10,920,170.60

Finding the Fourth Proportional to 13,313,623.40, 19,970,435.10 and 10,920,170.60

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Solution

The fourth proportional to 13,313,623.40, 19,970,435.10 and 10,920,170.60 is: 16,380,255.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,313,623.40 : 19,970,435.10 = 10,920,170.60 : x
  2. Step 2: Convert to fraction form
    13,313,623.40/19,970,435.10 = 10,920,170.60/x
  3. Step 3: Cross multiply
    13,313,623.40x = 19,970,435.10 × 10,920,170.60
  4. Step 4: Simplify right side
    13,313,623.40x = 218,080,558,248,228.06
  5. Step 5: Solve for x
    x = 218,080,558,248,228.06/13,313,623.40
  6. Step 6: Final answer
    x = 16,380,255.90

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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.