Home / 13,301,918.64-18,362,827.22-7,794,529.11

Finding the Fourth Proportional to 13,301,918.64, 18,362,827.22 and 7,794,529.11

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Solution

The fourth proportional to 13,301,918.64, 18,362,827.22 and 7,794,529.11 is: 10,760,071.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,301,918.64 : 18,362,827.22 = 7,794,529.11 : x
  2. Step 2: Convert to fraction form
    13,301,918.64/18,362,827.22 = 7,794,529.11/x
  3. Step 3: Cross multiply
    13,301,918.64x = 18,362,827.22 × 7,794,529.11
  4. Step 4: Simplify right side
    13,301,918.64x = 143,129,591,269,217.72
  5. Step 5: Solve for x
    x = 143,129,591,269,217.72/13,301,918.64
  6. Step 6: Final answer
    x = 10,760,071.17

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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.