Home / 13,774,343.97-19,003,460.43-8,615,745.57

Finding the Fourth Proportional to 13,774,343.97, 19,003,460.43 and 8,615,745.57

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Solution

The fourth proportional to 13,774,343.97, 19,003,460.43 and 8,615,745.57 is: 11,886,517.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,774,343.97 : 19,003,460.43 = 8,615,745.57 : x
  2. Step 2: Convert to fraction form
    13,774,343.97/19,003,460.43 = 8,615,745.57/x
  3. Step 3: Cross multiply
    13,774,343.97x = 19,003,460.43 × 8,615,745.57
  4. Step 4: Simplify right side
    13,774,343.97x = 163,728,980,014,442.81
  5. Step 5: Solve for x
    x = 163,728,980,014,442.81/13,774,343.97
  6. Step 6: Final answer
    x = 11,886,517.45

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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.