Home / 22,660,055.55-31,270,881.16-12,346,778.64

Finding the Fourth Proportional to 22,660,055.55, 31,270,881.16 and 12,346,778.64

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Solution

The fourth proportional to 22,660,055.55, 31,270,881.16 and 12,346,778.64 is: 17,038,556.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,660,055.55 : 31,270,881.16 = 12,346,778.64 : x
  2. Step 2: Convert to fraction form
    22,660,055.55/31,270,881.16 = 12,346,778.64/x
  3. Step 3: Cross multiply
    22,660,055.55x = 31,270,881.16 × 12,346,778.64
  4. Step 4: Simplify right side
    22,660,055.55x = 386,094,647,560,266.44
  5. Step 5: Solve for x
    x = 386,094,647,560,266.44/22,660,055.55
  6. Step 6: Final answer
    x = 17,038,556.98

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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.