Home / 11,878,758.73-16,392,697.55-6,446,250.73

Finding the Fourth Proportional to 11,878,758.73, 16,392,697.55 and 6,446,250.73

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Solution

The fourth proportional to 11,878,758.73, 16,392,697.55 and 6,446,250.73 is: 8,895,831.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,878,758.73 : 16,392,697.55 = 6,446,250.73 : x
  2. Step 2: Convert to fraction form
    11,878,758.73/16,392,697.55 = 6,446,250.73/x
  3. Step 3: Cross multiply
    11,878,758.73x = 16,392,697.55 × 6,446,250.73
  4. Step 4: Simplify right side
    11,878,758.73x = 105,671,438,548,356.72
  5. Step 5: Solve for x
    x = 105,671,438,548,356.72/11,878,758.73
  6. Step 6: Final answer
    x = 8,895,831.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.