Home / 40,766,636.16-61,082,769.60-23,679,342.72

Finding the Fourth Proportional to 40,766,636.16, 61,082,769.60 and 23,679,342.72

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Solution

The fourth proportional to 40,766,636.16, 61,082,769.60 and 23,679,342.72 is: 35,479,989.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,766,636.16 : 61,082,769.60 = 23,679,342.72 : x
  2. Step 2: Convert to fraction form
    40,766,636.16/61,082,769.60 = 23,679,342.72/x
  3. Step 3: Cross multiply
    40,766,636.16x = 61,082,769.60 × 23,679,342.72
  4. Step 4: Simplify right side
    40,766,636.16x = 1,446,399,835,645,197.25
  5. Step 5: Solve for x
    x = 1,446,399,835,645,197.25/40,766,636.16
  6. Step 6: Final answer
    x = 35,479,989.81

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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.