Home / 12,101,654.43-16,700,283.46-6,669,146.43

Finding the Fourth Proportional to 12,101,654.43, 16,700,283.46 and 6,669,146.43

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Solution

The fourth proportional to 12,101,654.43, 16,700,283.46 and 6,669,146.43 is: 9,203,422.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101,654.43 : 16,700,283.46 = 6,669,146.43 : x
  2. Step 2: Convert to fraction form
    12,101,654.43/16,700,283.46 = 6,669,146.43/x
  3. Step 3: Cross multiply
    12,101,654.43x = 16,700,283.46 × 6,669,146.43
  4. Step 4: Simplify right side
    12,101,654.43x = 111,376,635,842,324.89
  5. Step 5: Solve for x
    x = 111,376,635,842,324.89/12,101,654.43
  6. Step 6: Final answer
    x = 9,203,422.26

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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.