Home / 12,322,554.45-16,999,467.62-7,973,058.57

Finding the Fourth Proportional to 12,322,554.45, 16,999,467.62 and 7,973,058.57

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Solution

The fourth proportional to 12,322,554.45, 16,999,467.62 and 7,973,058.57 is: 10,999,160.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,322,554.45 : 16,999,467.62 = 7,973,058.57 : x
  2. Step 2: Convert to fraction form
    12,322,554.45/16,999,467.62 = 7,973,058.57/x
  3. Step 3: Cross multiply
    12,322,554.45x = 16,999,467.62 × 7,973,058.57
  4. Step 4: Simplify right side
    12,322,554.45x = 135,537,750,953,213.20
  5. Step 5: Solve for x
    x = 135,537,750,953,213.20/12,322,554.45
  6. Step 6: Final answer
    x = 10,999,160.24

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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.