Home / 13,106,063.10-18,086,451-7,305,212.64

Finding the Fourth Proportional to 13,106,063.10, 18,086,451 and 7,305,212.64

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Solution

The fourth proportional to 13,106,063.10, 18,086,451 and 7,305,212.64 is: 10,081,240.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,106,063.10 : 18,086,451 = 7,305,212.64 : x
  2. Step 2: Convert to fraction form
    13,106,063.10/18,086,451 = 7,305,212.64/x
  3. Step 3: Cross multiply
    13,106,063.10x = 18,086,451 × 7,305,212.64
  4. Step 4: Simplify right side
    13,106,063.10x = 132,125,370,457,940.64
  5. Step 5: Solve for x
    x = 132,125,370,457,940.64/13,106,063.10
  6. Step 6: Final answer
    x = 10,081,240.22

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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.