Home / 14,515,964.39-20,032,029.66-7,900,600.22

Finding the Fourth Proportional to 14,515,964.39, 20,032,029.66 and 7,900,600.22

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Solution

The fourth proportional to 14,515,964.39, 20,032,029.66 and 7,900,600.22 is: 10,902,827.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,515,964.39 : 20,032,029.66 = 7,900,600.22 : x
  2. Step 2: Convert to fraction form
    14,515,964.39/20,032,029.66 = 7,900,600.22/x
  3. Step 3: Cross multiply
    14,515,964.39x = 20,032,029.66 × 7,900,600.22
  4. Step 4: Simplify right side
    14,515,964.39x = 158,265,058,011,669.03
  5. Step 5: Solve for x
    x = 158,265,058,011,669.03/14,515,964.39
  6. Step 6: Final answer
    x = 10,902,827.66

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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.