Home / 13,506,338.79-20,259,556.02-3,271,205.43

Finding the Fourth Proportional to 13,506,338.79, 20,259,556.02 and 3,271,205.43

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Solution

The fourth proportional to 13,506,338.79, 20,259,556.02 and 3,271,205.43 is: 4,906,819.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,506,338.79 : 20,259,556.02 = 3,271,205.43 : x
  2. Step 2: Convert to fraction form
    13,506,338.79/20,259,556.02 = 3,271,205.43/x
  3. Step 3: Cross multiply
    13,506,338.79x = 20,259,556.02 × 3,271,205.43
  4. Step 4: Simplify right side
    13,506,338.79x = 66,273,169,662,013.19
  5. Step 5: Solve for x
    x = 66,273,169,662,013.19/13,506,338.79
  6. Step 6: Final answer
    x = 4,906,819.73

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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.