Home / 13,289,423.80-19,934,135.70-13,037,481.40

Finding the Fourth Proportional to 13,289,423.80, 19,934,135.70 and 13,037,481.40

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Solution

The fourth proportional to 13,289,423.80, 19,934,135.70 and 13,037,481.40 is: 19,556,222.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,289,423.80 : 19,934,135.70 = 13,037,481.40 : x
  2. Step 2: Convert to fraction form
    13,289,423.80/19,934,135.70 = 13,037,481.40/x
  3. Step 3: Cross multiply
    13,289,423.80x = 19,934,135.70 × 13,037,481.40
  4. Step 4: Simplify right side
    13,289,423.80x = 259,890,923,413,825.97
  5. Step 5: Solve for x
    x = 259,890,923,413,825.97/13,289,423.80
  6. Step 6: Final answer
    x = 19,556,222.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.