Home / 56,405,968.46-84,616,481.90-22,319,342.72

Finding the Fourth Proportional to 56,405,968.46, 84,616,481.90 and 22,319,342.72

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Solution

The fourth proportional to 56,405,968.46, 84,616,481.90 and 22,319,342.72 is: 33,481,993.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,405,968.46 : 84,616,481.90 = 22,319,342.72 : x
  2. Step 2: Convert to fraction form
    56,405,968.46/84,616,481.90 = 22,319,342.72/x
  3. Step 3: Cross multiply
    56,405,968.46x = 84,616,481.90 × 22,319,342.72
  4. Step 4: Simplify right side
    56,405,968.46x = 1,888,584,258,919,492.75
  5. Step 5: Solve for x
    x = 1,888,584,258,919,492.75/56,405,968.46
  6. Step 6: Final answer
    x = 33,481,993.32

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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.