Home / 19,137,194.88-28,705,895.64-4,760,262.69

Finding the Fourth Proportional to 19,137,194.88, 28,705,895.64 and 4,760,262.69

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Solution

The fourth proportional to 19,137,194.88, 28,705,895.64 and 4,760,262.69 is: 7,140,419.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,137,194.88 : 28,705,895.64 = 4,760,262.69 : x
  2. Step 2: Convert to fraction form
    19,137,194.88/28,705,895.64 = 4,760,262.69/x
  3. Step 3: Cross multiply
    19,137,194.88x = 28,705,895.64 × 4,760,262.69
  4. Step 4: Simplify right side
    19,137,194.88x = 136,647,603,998,125.69
  5. Step 5: Solve for x
    x = 136,647,603,998,125.69/19,137,194.88
  6. Step 6: Final answer
    x = 7,140,419.74

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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.