Home / 13,048,481.74-18,006,406.80-7,247,635.54

Finding the Fourth Proportional to 13,048,481.74, 18,006,406.80 and 7,247,635.54

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Solution

The fourth proportional to 13,048,481.74, 18,006,406.80 and 7,247,635.54 is: 10,001,460.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,048,481.74 : 18,006,406.80 = 7,247,635.54 : x
  2. Step 2: Convert to fraction form
    13,048,481.74/18,006,406.80 = 7,247,635.54/x
  3. Step 3: Cross multiply
    13,048,481.74x = 18,006,406.80 × 7,247,635.54
  4. Step 4: Simplify right side
    13,048,481.74x = 130,503,873,871,377.67
  5. Step 5: Solve for x
    x = 130,503,873,871,377.67/13,048,481.74
  6. Step 6: Final answer
    x = 10,001,460.44

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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.