Home / 13,345,793.55-20,018,690.33-11,113,741.35

Finding the Fourth Proportional to 13,345,793.55, 20,018,690.33 and 11,113,741.35

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Solution

The fourth proportional to 13,345,793.55, 20,018,690.33 and 11,113,741.35 is: 16,670,612.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,345,793.55 : 20,018,690.33 = 11,113,741.35 : x
  2. Step 2: Convert to fraction form
    13,345,793.55/20,018,690.33 = 11,113,741.35/x
  3. Step 3: Cross multiply
    13,345,793.55x = 20,018,690.33 × 11,113,741.35
  4. Step 4: Simplify right side
    13,345,793.55x = 222,482,546,437,797.44
  5. Step 5: Solve for x
    x = 222,482,546,437,797.44/13,345,793.55
  6. Step 6: Final answer
    x = 16,670,612.03

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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.