Home / 12,077,022.21-16,666,330.28-6,570,395.43

Finding the Fourth Proportional to 12,077,022.21, 16,666,330.28 and 6,570,395.43

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Solution

The fourth proportional to 12,077,022.21, 16,666,330.28 and 6,570,395.43 is: 9,067,167.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,077,022.21 : 16,666,330.28 = 6,570,395.43 : x
  2. Step 2: Convert to fraction form
    12,077,022.21/16,666,330.28 = 6,570,395.43/x
  3. Step 3: Cross multiply
    12,077,022.21x = 16,666,330.28 × 6,570,395.43
  4. Step 4: Simplify right side
    12,077,022.21x = 109,504,380,273,730.64
  5. Step 5: Solve for x
    x = 109,504,380,273,730.64/12,077,022.21
  6. Step 6: Final answer
    x = 9,067,167.25

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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.