Home / 12,841,661.80-19,262,492.70-11,448,202.60

Finding the Fourth Proportional to 12,841,661.80, 19,262,492.70 and 11,448,202.60

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Solution

The fourth proportional to 12,841,661.80, 19,262,492.70 and 11,448,202.60 is: 17,172,303.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,841,661.80 : 19,262,492.70 = 11,448,202.60 : x
  2. Step 2: Convert to fraction form
    12,841,661.80/19,262,492.70 = 11,448,202.60/x
  3. Step 3: Cross multiply
    12,841,661.80x = 19,262,492.70 × 11,448,202.60
  4. Step 4: Simplify right side
    12,841,661.80x = 220,520,919,010,621
  5. Step 5: Solve for x
    x = 220,520,919,010,621/12,841,661.80
  6. Step 6: Final answer
    x = 17,172,303.90

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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.