Home / 22,556,975.59-31,127,820.89-12,767,209.59

Finding the Fourth Proportional to 22,556,975.59, 31,127,820.89 and 12,767,209.59

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Solution

The fourth proportional to 22,556,975.59, 31,127,820.89 and 12,767,209.59 is: 17,618,293.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,556,975.59 : 31,127,820.89 = 12,767,209.59 : x
  2. Step 2: Convert to fraction form
    22,556,975.59/31,127,820.89 = 12,767,209.59/x
  3. Step 3: Cross multiply
    22,556,975.59x = 31,127,820.89 × 12,767,209.59
  4. Step 4: Simplify right side
    22,556,975.59x = 397,415,413,414,528.31
  5. Step 5: Solve for x
    x = 397,415,413,414,528.31/22,556,975.59
  6. Step 6: Final answer
    x = 17,618,293.37

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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.