Home / 12,093,331.38-16,688,797.50-6,660,823.38

Finding the Fourth Proportional to 12,093,331.38, 16,688,797.50 and 6,660,823.38

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Solution

The fourth proportional to 12,093,331.38, 16,688,797.50 and 6,660,823.38 is: 9,191,936.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,093,331.38 : 16,688,797.50 = 6,660,823.38 : x
  2. Step 2: Convert to fraction form
    12,093,331.38/16,688,797.50 = 6,660,823.38/x
  3. Step 3: Cross multiply
    12,093,331.38x = 16,688,797.50 × 6,660,823.38
  4. Step 4: Simplify right side
    12,093,331.38x = 111,161,132,572,085.55
  5. Step 5: Solve for x
    x = 111,161,132,572,085.55/12,093,331.38
  6. Step 6: Final answer
    x = 9,191,936.37

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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.