Home / 45,661,435.52-68,493,399.84-13,312,556.16

Finding the Fourth Proportional to 45,661,435.52, 68,493,399.84 and 13,312,556.16

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Solution

The fourth proportional to 45,661,435.52, 68,493,399.84 and 13,312,556.16 is: 19,969,197.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,661,435.52 : 68,493,399.84 = 13,312,556.16 : x
  2. Step 2: Convert to fraction form
    45,661,435.52/68,493,399.84 = 13,312,556.16/x
  3. Step 3: Cross multiply
    45,661,435.52x = 68,493,399.84 × 13,312,556.16
  4. Step 4: Simplify right side
    45,661,435.52x = 911,822,231,959,335.12
  5. Step 5: Solve for x
    x = 911,822,231,959,335.12/45,661,435.52
  6. Step 6: Final answer
    x = 19,969,197.67

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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.