Home / 12,713,940.62-17,545,031.35-6,912,868.44

Finding the Fourth Proportional to 12,713,940.62, 17,545,031.35 and 6,912,868.44

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Solution

The fourth proportional to 12,713,940.62, 17,545,031.35 and 6,912,868.44 is: 9,539,646.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,713,940.62 : 17,545,031.35 = 6,912,868.44 : x
  2. Step 2: Convert to fraction form
    12,713,940.62/17,545,031.35 = 6,912,868.44/x
  3. Step 3: Cross multiply
    12,713,940.62x = 17,545,031.35 × 6,912,868.44
  4. Step 4: Simplify right side
    12,713,940.62x = 121,286,493,480,943.44
  5. Step 5: Solve for x
    x = 121,286,493,480,943.44/12,713,940.62
  6. Step 6: Final answer
    x = 9,539,646.06

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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.