Home / 20,271,604.41-27,975,265.83-11,569,602.42

Finding the Fourth Proportional to 20,271,604.41, 27,975,265.83 and 11,569,602.42

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Solution

The fourth proportional to 20,271,604.41, 27,975,265.83 and 11,569,602.42 is: 15,966,309.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,271,604.41 : 27,975,265.83 = 11,569,602.42 : x
  2. Step 2: Convert to fraction form
    20,271,604.41/27,975,265.83 = 11,569,602.42/x
  3. Step 3: Cross multiply
    20,271,604.41x = 27,975,265.83 × 11,569,602.42
  4. Step 4: Simplify right side
    20,271,604.41x = 323,662,703,246,911.31
  5. Step 5: Solve for x
    x = 323,662,703,246,911.31/20,271,604.41
  6. Step 6: Final answer
    x = 15,966,309.16

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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.