Home / 6,872,002.21-10,307,061.98-3,803,668.54

Finding the Fourth Proportional to 6,872,002.21, 10,307,061.98 and 3,803,668.54

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Solution

The fourth proportional to 6,872,002.21, 10,307,061.98 and 3,803,668.54 is: 5,704,981.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,872,002.21 : 10,307,061.98 = 3,803,668.54 : x
  2. Step 2: Convert to fraction form
    6,872,002.21/10,307,061.98 = 3,803,668.54/x
  3. Step 3: Cross multiply
    6,872,002.21x = 10,307,061.98 × 3,803,668.54
  4. Step 4: Simplify right side
    6,872,002.21x = 39,204,647,393,156.11
  5. Step 5: Solve for x
    x = 39,204,647,393,156.11/6,872,002.21
  6. Step 6: Final answer
    x = 5,704,981.78

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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.