Home / 13,375,971.26-18,458,948.73-7,264,443.50

Finding the Fourth Proportional to 13,375,971.26, 18,458,948.73 and 7,264,443.50

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Solution

The fourth proportional to 13,375,971.26, 18,458,948.73 and 7,264,443.50 is: 10,024,990.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,375,971.26 : 18,458,948.73 = 7,264,443.50 : x
  2. Step 2: Convert to fraction form
    13,375,971.26/18,458,948.73 = 7,264,443.50/x
  3. Step 3: Cross multiply
    13,375,971.26x = 18,458,948.73 × 7,264,443.50
  4. Step 4: Simplify right side
    13,375,971.26x = 134,093,990,118,481.77
  5. Step 5: Solve for x
    x = 134,093,990,118,481.77/13,375,971.26
  6. Step 6: Final answer
    x = 10,024,990.90

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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.