Home / 20,020,253.22-27,627,583.68-11,318,428.49

Finding the Fourth Proportional to 20,020,253.22, 27,627,583.68 and 11,318,428.49

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Solution

The fourth proportional to 20,020,253.22, 27,627,583.68 and 11,318,428.49 is: 15,619,224.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,020,253.22 : 27,627,583.68 = 11,318,428.49 : x
  2. Step 2: Convert to fraction form
    20,020,253.22/27,627,583.68 = 11,318,428.49/x
  3. Step 3: Cross multiply
    20,020,253.22x = 27,627,583.68 × 11,318,428.49
  4. Step 4: Simplify right side
    20,020,253.22x = 312,700,830,095,433.12
  5. Step 5: Solve for x
    x = 312,700,830,095,433.12/20,020,253.22
  6. Step 6: Final answer
    x = 15,619,224.53

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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.