Home / 19,093,799.45-28,595,111.57-10,989,740.54

Finding the Fourth Proportional to 19,093,799.45, 28,595,111.57 and 10,989,740.54

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Solution

The fourth proportional to 19,093,799.45, 28,595,111.57 and 10,989,740.54 is: 16,458,372.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,093,799.45 : 28,595,111.57 = 10,989,740.54 : x
  2. Step 2: Convert to fraction form
    19,093,799.45/28,595,111.57 = 10,989,740.54/x
  3. Step 3: Cross multiply
    19,093,799.45x = 28,595,111.57 × 10,989,740.54
  4. Step 4: Simplify right side
    19,093,799.45x = 314,252,856,924,402.69
  5. Step 5: Solve for x
    x = 314,252,856,924,402.69/19,093,799.45
  6. Step 6: Final answer
    x = 16,458,372.14

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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.