Home / 38,113,638.46-52,597,153.23-20,709,983.98

Finding the Fourth Proportional to 38,113,638.46, 52,597,153.23 and 20,709,983.98

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Solution

The fourth proportional to 38,113,638.46, 52,597,153.23 and 20,709,983.98 is: 28,579,958.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,113,638.46 : 52,597,153.23 = 20,709,983.98 : x
  2. Step 2: Convert to fraction form
    38,113,638.46/52,597,153.23 = 20,709,983.98/x
  3. Step 3: Cross multiply
    38,113,638.46x = 52,597,153.23 × 20,709,983.98
  4. Step 4: Simplify right side
    38,113,638.46x = 1,089,286,200,786,905.25
  5. Step 5: Solve for x
    x = 1,089,286,200,786,905.25/38,113,638.46
  6. Step 6: Final answer
    x = 28,579,958.38

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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.