Home / 20,141,214.34-30,211,794.16-9,352,615.76

Finding the Fourth Proportional to 20,141,214.34, 30,211,794.16 and 9,352,615.76

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Solution

The fourth proportional to 20,141,214.34, 30,211,794.16 and 9,352,615.76 is: 14,028,910.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,141,214.34 : 30,211,794.16 = 9,352,615.76 : x
  2. Step 2: Convert to fraction form
    20,141,214.34/30,211,794.16 = 9,352,615.76/x
  3. Step 3: Cross multiply
    20,141,214.34x = 30,211,794.16 × 9,352,615.76
  4. Step 4: Simplify right side
    20,141,214.34x = 282,559,302,198,691.94
  5. Step 5: Solve for x
    x = 282,559,302,198,691.94/20,141,214.34
  6. Step 6: Final answer
    x = 14,028,910.94

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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.