Home / 20,446,851.40-30,733,262.70-19,313,110.60

Finding the Fourth Proportional to 20,446,851.40, 30,733,262.70 and 19,313,110.60

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Solution

The fourth proportional to 20,446,851.40, 30,733,262.70 and 19,313,110.60 is: 29,029,159.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,446,851.40 : 30,733,262.70 = 19,313,110.60 : x
  2. Step 2: Convert to fraction form
    20,446,851.40/30,733,262.70 = 19,313,110.60/x
  3. Step 3: Cross multiply
    20,446,851.40x = 30,733,262.70 × 19,313,110.60
  4. Step 4: Simplify right side
    20,446,851.40x = 593,554,901,623,954.62
  5. Step 5: Solve for x
    x = 593,554,901,623,954.62/20,446,851.40
  6. Step 6: Final answer
    x = 29,029,159.06

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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.