Home / 12,432,694.47-18,652,027.97-4,756,213.77

Finding the Fourth Proportional to 12,432,694.47, 18,652,027.97 and 4,756,213.77

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Solution

The fourth proportional to 12,432,694.47, 18,652,027.97 and 4,756,213.77 is: 7,135,463.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,432,694.47 : 18,652,027.97 = 4,756,213.77 : x
  2. Step 2: Convert to fraction form
    12,432,694.47/18,652,027.97 = 4,756,213.77/x
  3. Step 3: Cross multiply
    12,432,694.47x = 18,652,027.97 × 4,756,213.77
  4. Step 4: Simplify right side
    12,432,694.47x = 88,713,032,269,339.14
  5. Step 5: Solve for x
    x = 88,713,032,269,339.14/12,432,694.47
  6. Step 6: Final answer
    x = 7,135,463.07

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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.