Home / 7,648,409.12-11,469,247.06-4,053,333.77

Finding the Fourth Proportional to 7,648,409.12, 11,469,247.06 and 4,053,333.77

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Solution

The fourth proportional to 7,648,409.12, 11,469,247.06 and 4,053,333.77 is: 6,078,216.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,648,409.12 : 11,469,247.06 = 4,053,333.77 : x
  2. Step 2: Convert to fraction form
    7,648,409.12/11,469,247.06 = 4,053,333.77/x
  3. Step 3: Cross multiply
    7,648,409.12x = 11,469,247.06 × 4,053,333.77
  4. Step 4: Simplify right side
    7,648,409.12x = 46,488,686,424,029.38
  5. Step 5: Solve for x
    x = 46,488,686,424,029.38/7,648,409.12
  6. Step 6: Final answer
    x = 6,078,216.49

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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.