Home / 27,772,845.20-41,603,280.60-19,262,790.80

Finding the Fourth Proportional to 27,772,845.20, 41,603,280.60 and 19,262,790.80

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Solution

The fourth proportional to 27,772,845.20, 41,603,280.60 and 19,262,790.80 is: 28,855,354.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,772,845.20 : 41,603,280.60 = 19,262,790.80 : x
  2. Step 2: Convert to fraction form
    27,772,845.20/41,603,280.60 = 19,262,790.80/x
  3. Step 3: Cross multiply
    27,772,845.20x = 41,603,280.60 × 19,262,790.80
  4. Step 4: Simplify right side
    27,772,845.20x = 801,395,290,791,498.50
  5. Step 5: Solve for x
    x = 801,395,290,791,498.50/27,772,845.20
  6. Step 6: Final answer
    x = 28,855,354.39

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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.