Home / 27,685,307.70-41,527,961.55-20,032,557.30

Finding the Fourth Proportional to 27,685,307.70, 41,527,961.55 and 20,032,557.30

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Solution

The fourth proportional to 27,685,307.70, 41,527,961.55 and 20,032,557.30 is: 30,048,835.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,685,307.70 : 41,527,961.55 = 20,032,557.30 : x
  2. Step 2: Convert to fraction form
    27,685,307.70/41,527,961.55 = 20,032,557.30/x
  3. Step 3: Cross multiply
    27,685,307.70x = 41,527,961.55 × 20,032,557.30
  4. Step 4: Simplify right side
    27,685,307.70x = 831,911,269,302,571.75
  5. Step 5: Solve for x
    x = 831,911,269,302,571.75/27,685,307.70
  6. Step 6: Final answer
    x = 30,048,835.95

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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.