Home / 12,168,919.56-16,794,041.67-6,942,042.75

Finding the Fourth Proportional to 12,168,919.56, 16,794,041.67 and 6,942,042.75

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Solution

The fourth proportional to 12,168,919.56, 16,794,041.67 and 6,942,042.75 is: 9,580,551.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,168,919.56 : 16,794,041.67 = 6,942,042.75 : x
  2. Step 2: Convert to fraction form
    12,168,919.56/16,794,041.67 = 6,942,042.75/x
  3. Step 3: Cross multiply
    12,168,919.56x = 16,794,041.67 × 6,942,042.75
  4. Step 4: Simplify right side
    12,168,919.56x = 116,584,955,218,421.41
  5. Step 5: Solve for x
    x = 116,584,955,218,421.41/12,168,919.56
  6. Step 6: Final answer
    x = 9,580,551.06

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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.