Home / 38,113,638.96-52,597,153.92-20,709,984.48

Finding the Fourth Proportional to 38,113,638.96, 52,597,153.92 and 20,709,984.48

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Solution

The fourth proportional to 38,113,638.96, 52,597,153.92 and 20,709,984.48 is: 28,579,959.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,113,638.96 : 52,597,153.92 = 20,709,984.48 : x
  2. Step 2: Convert to fraction form
    38,113,638.96/52,597,153.92 = 20,709,984.48/x
  3. Step 3: Cross multiply
    38,113,638.96x = 52,597,153.92 × 20,709,984.48
  4. Step 4: Simplify right side
    38,113,638.96x = 1,089,286,241,375,371.25
  5. Step 5: Solve for x
    x = 1,089,286,241,375,371.25/38,113,638.96
  6. Step 6: Final answer
    x = 28,579,959.07

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.