Home / 8,520,512.41-11,750,325.63-6,783,914.41

Finding the Fourth Proportional to 8,520,512.41, 11,750,325.63 and 6,783,914.41

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Solution

The fourth proportional to 8,520,512.41, 11,750,325.63 and 6,783,914.41 is: 9,355,447.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520,512.41 : 11,750,325.63 = 6,783,914.41 : x
  2. Step 2: Convert to fraction form
    8,520,512.41/11,750,325.63 = 6,783,914.41/x
  3. Step 3: Cross multiply
    8,520,512.41x = 11,750,325.63 × 6,783,914.41
  4. Step 4: Simplify right side
    8,520,512.41x = 79,713,203,363,549.33
  5. Step 5: Solve for x
    x = 79,713,203,363,549.33/8,520,512.41
  6. Step 6: Final answer
    x = 9,355,447.13

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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.