Home / 72,316,846.33-108,504,010.21-23,140,274.62

Finding the Fourth Proportional to 72,316,846.33, 108,504,010.21 and 23,140,274.62

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Solution

The fourth proportional to 72,316,846.33, 108,504,010.21 and 23,140,274.62 is: 34,719,608.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,316,846.33 : 108,504,010.21 = 23,140,274.62 : x
  2. Step 2: Convert to fraction form
    72,316,846.33/108,504,010.21 = 23,140,274.62/x
  3. Step 3: Cross multiply
    72,316,846.33x = 108,504,010.21 × 23,140,274.62
  4. Step 4: Simplify right side
    72,316,846.33x = 2,510,812,593,630,684
  5. Step 5: Solve for x
    x = 2,510,812,593,630,684/72,316,846.33
  6. Step 6: Final answer
    x = 34,719,608.52

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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.