Home / 11,555,078.63-15,945,811.47-6,398,329.46

Finding the Fourth Proportional to 11,555,078.63, 15,945,811.47 and 6,398,329.46

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Solution

The fourth proportional to 11,555,078.63, 15,945,811.47 and 6,398,329.46 is: 8,829,585.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555,078.63 : 15,945,811.47 = 6,398,329.46 : x
  2. Step 2: Convert to fraction form
    11,555,078.63/15,945,811.47 = 6,398,329.46/x
  3. Step 3: Cross multiply
    11,555,078.63x = 15,945,811.47 × 6,398,329.46
  4. Step 4: Simplify right side
    11,555,078.63x = 102,026,555,212,377.86
  5. Step 5: Solve for x
    x = 102,026,555,212,377.86/11,555,078.63
  6. Step 6: Final answer
    x = 8,829,585.55

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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.