Home / 37,477,668.34-51,717,036.37-20,731,408.84

Finding the Fourth Proportional to 37,477,668.34, 51,717,036.37 and 20,731,408.84

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Solution

The fourth proportional to 37,477,668.34, 51,717,036.37 and 20,731,408.84 is: 28,608,157.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,477,668.34 : 51,717,036.37 = 20,731,408.84 : x
  2. Step 2: Convert to fraction form
    37,477,668.34/51,717,036.37 = 20,731,408.84/x
  3. Step 3: Cross multiply
    37,477,668.34x = 51,717,036.37 × 20,731,408.84
  4. Step 4: Simplify right side
    37,477,668.34x = 1,072,167,025,147,609.38
  5. Step 5: Solve for x
    x = 1,072,167,025,147,609.38/37,477,668.34
  6. Step 6: Final answer
    x = 28,608,157.14

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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.