Home / 14,515,965.39-20,032,031.04-7,900,601.22

Finding the Fourth Proportional to 14,515,965.39, 20,032,031.04 and 7,900,601.22

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Solution

The fourth proportional to 14,515,965.39, 20,032,031.04 and 7,900,601.22 is: 10,902,829.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,515,965.39 : 20,032,031.04 = 7,900,601.22 : x
  2. Step 2: Convert to fraction form
    14,515,965.39/20,032,031.04 = 7,900,601.22/x
  3. Step 3: Cross multiply
    14,515,965.39x = 20,032,031.04 × 7,900,601.22
  4. Step 4: Simplify right side
    14,515,965.39x = 158,265,088,873,701.84
  5. Step 5: Solve for x
    x = 158,265,088,873,701.84/14,515,965.39
  6. Step 6: Final answer
    x = 10,902,829.03

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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.