Home / 53,540,636.73-73,880,516.75-31,512,822.47

Finding the Fourth Proportional to 53,540,636.73, 73,880,516.75 and 31,512,822.47

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Solution

The fourth proportional to 53,540,636.73, 73,880,516.75 and 31,512,822.47 is: 43,484,421.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,540,636.73 : 73,880,516.75 = 31,512,822.47 : x
  2. Step 2: Convert to fraction form
    53,540,636.73/73,880,516.75 = 31,512,822.47/x
  3. Step 3: Cross multiply
    53,540,636.73x = 73,880,516.75 × 31,512,822.47
  4. Step 4: Simplify right side
    53,540,636.73x = 2,328,183,608,334,611.50
  5. Step 5: Solve for x
    x = 2,328,183,608,334,611.50/53,540,636.73
  6. Step 6: Final answer
    x = 43,484,421.38

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1.5x scale

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.