Home / 5,115,342.38-7,059,173.09-2,823,503.67

Finding the Fourth Proportional to 5,115,342.38, 7,059,173.09 and 2,823,503.67

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Solution

The fourth proportional to 5,115,342.38, 7,059,173.09 and 2,823,503.67 is: 3,896,435.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,115,342.38 : 7,059,173.09 = 2,823,503.67 : x
  2. Step 2: Convert to fraction form
    5,115,342.38/7,059,173.09 = 2,823,503.67/x
  3. Step 3: Cross multiply
    5,115,342.38x = 7,059,173.09 × 2,823,503.67
  4. Step 4: Simplify right side
    5,115,342.38x = 19,931,601,112,662.72
  5. Step 5: Solve for x
    x = 19,931,601,112,662.72/5,115,342.38
  6. Step 6: Final answer
    x = 3,896,435.40

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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.