Home / 19,282,241.78-28,923,532.19-4,905,324.82

Finding the Fourth Proportional to 19,282,241.78, 28,923,532.19 and 4,905,324.82

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Solution

The fourth proportional to 19,282,241.78, 28,923,532.19 and 4,905,324.82 is: 7,358,030.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,282,241.78 : 28,923,532.19 = 4,905,324.82 : x
  2. Step 2: Convert to fraction form
    19,282,241.78/28,923,532.19 = 4,905,324.82/x
  3. Step 3: Cross multiply
    19,282,241.78x = 28,923,532.19 × 4,905,324.82
  4. Step 4: Simplify right side
    19,282,241.78x = 141,879,320,333,675.97
  5. Step 5: Solve for x
    x = 141,879,320,333,675.97/19,282,241.78
  6. Step 6: Final answer
    x = 7,358,030.36

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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.