Home / 20,622,455.34-30,886,587.90-9,847,341.24

Finding the Fourth Proportional to 20,622,455.34, 30,886,587.90 and 9,847,341.24

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Solution

The fourth proportional to 20,622,455.34, 30,886,587.90 and 9,847,341.24 is: 14,748,523.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,622,455.34 : 30,886,587.90 = 9,847,341.24 : x
  2. Step 2: Convert to fraction form
    20,622,455.34/30,886,587.90 = 9,847,341.24/x
  3. Step 3: Cross multiply
    20,622,455.34x = 30,886,587.90 × 9,847,341.24
  4. Step 4: Simplify right side
    20,622,455.34x = 304,150,770,790,555
  5. Step 5: Solve for x
    x = 304,150,770,790,555/20,622,455.34
  6. Step 6: Final answer
    x = 14,748,523.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.