Home / 37,724,537-52,059,861.60-20,555,129

Finding the Fourth Proportional to 37,724,537, 52,059,861.60 and 20,555,129

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Solution

The fourth proportional to 37,724,537, 52,059,861.60 and 20,555,129 is: 28,366,078.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,724,537 : 52,059,861.60 = 20,555,129 : x
  2. Step 2: Convert to fraction form
    37,724,537/52,059,861.60 = 20,555,129/x
  3. Step 3: Cross multiply
    37,724,537x = 52,059,861.60 × 20,555,129
  4. Step 4: Simplify right side
    37,724,537x = 1,070,097,170,910,146.38
  5. Step 5: Solve for x
    x = 1,070,097,170,910,146.38/37,724,537
  6. Step 6: Final answer
    x = 28,366,078.31

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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.