Home / 13,518,597.25-20,203,676.85-9,882,980.74

Finding the Fourth Proportional to 13,518,597.25, 20,203,676.85 and 9,882,980.74

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Solution

The fourth proportional to 13,518,597.25, 20,203,676.85 and 9,882,980.74 is: 14,770,212.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,518,597.25 : 20,203,676.85 = 9,882,980.74 : x
  2. Step 2: Convert to fraction form
    13,518,597.25/20,203,676.85 = 9,882,980.74/x
  3. Step 3: Cross multiply
    13,518,597.25x = 20,203,676.85 × 9,882,980.74
  4. Step 4: Simplify right side
    13,518,597.25x = 199,672,549,185,733.88
  5. Step 5: Solve for x
    x = 199,672,549,185,733.88/13,518,597.25
  6. Step 6: Final answer
    x = 14,770,212.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.