Home / 13,046,546.27-18,003,740.60-7,245,701.68

Finding the Fourth Proportional to 13,046,546.27, 18,003,740.60 and 7,245,701.68

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Solution

The fourth proportional to 13,046,546.27, 18,003,740.60 and 7,245,701.68 is: 9,998,794.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,046,546.27 : 18,003,740.60 = 7,245,701.68 : x
  2. Step 2: Convert to fraction form
    13,046,546.27/18,003,740.60 = 7,245,701.68/x
  3. Step 3: Cross multiply
    13,046,546.27x = 18,003,740.60 × 7,245,701.68
  4. Step 4: Simplify right side
    13,046,546.27x = 130,449,733,430,466.34
  5. Step 5: Solve for x
    x = 130,449,733,430,466.34/13,046,546.27
  6. Step 6: Final answer
    x = 9,998,794.37

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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.