Home / 13,594,555.20-20,391,832.80-12,106,520.40

Finding the Fourth Proportional to 13,594,555.20, 20,391,832.80 and 12,106,520.40

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Solution

The fourth proportional to 13,594,555.20, 20,391,832.80 and 12,106,520.40 is: 18,159,780.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,594,555.20 : 20,391,832.80 = 12,106,520.40 : x
  2. Step 2: Convert to fraction form
    13,594,555.20/20,391,832.80 = 12,106,520.40/x
  3. Step 3: Cross multiply
    13,594,555.20x = 20,391,832.80 × 12,106,520.40
  4. Step 4: Simplify right side
    13,594,555.20x = 246,874,139,786,589.12
  5. Step 5: Solve for x
    x = 246,874,139,786,589.12/13,594,555.20
  6. Step 6: Final answer
    x = 18,159,780.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.