Home / 22,866,351.68-31,556,197.14-12,942,445.52

Finding the Fourth Proportional to 22,866,351.68, 31,556,197.14 and 12,942,445.52

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Solution

The fourth proportional to 22,866,351.68, 31,556,197.14 and 12,942,445.52 is: 17,860,932.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,866,351.68 : 31,556,197.14 = 12,942,445.52 : x
  2. Step 2: Convert to fraction form
    22,866,351.68/31,556,197.14 = 12,942,445.52/x
  3. Step 3: Cross multiply
    22,866,351.68x = 31,556,197.14 × 12,942,445.52
  4. Step 4: Simplify right side
    22,866,351.68x = 408,414,362,302,829.81
  5. Step 5: Solve for x
    x = 408,414,362,302,829.81/22,866,351.68
  6. Step 6: Final answer
    x = 17,860,932.43

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1.5x scale

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.