Home / 11,372,906.73-15,694,588.56-6,478,126.95

Finding the Fourth Proportional to 11,372,906.73, 15,694,588.56 and 6,478,126.95

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Solution

The fourth proportional to 11,372,906.73, 15,694,588.56 and 6,478,126.95 is: 8,939,802.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,372,906.73 : 15,694,588.56 = 6,478,126.95 : x
  2. Step 2: Convert to fraction form
    11,372,906.73/15,694,588.56 = 6,478,126.95/x
  3. Step 3: Cross multiply
    11,372,906.73x = 15,694,588.56 × 6,478,126.95
  4. Step 4: Simplify right side
    11,372,906.73x = 101,671,537,119,697.70
  5. Step 5: Solve for x
    x = 101,671,537,119,697.70/11,372,906.73
  6. Step 6: Final answer
    x = 8,939,802.25

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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.