Home / 21,940,197.09-30,262,893.19-14,109,609.57

Finding the Fourth Proportional to 21,940,197.09, 30,262,893.19 and 14,109,609.57

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Solution

The fourth proportional to 21,940,197.09, 30,262,893.19 and 14,109,609.57 is: 19,461,885.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,940,197.09 : 30,262,893.19 = 14,109,609.57 : x
  2. Step 2: Convert to fraction form
    21,940,197.09/30,262,893.19 = 14,109,609.57/x
  3. Step 3: Cross multiply
    21,940,197.09x = 30,262,893.19 × 14,109,609.57
  4. Step 4: Simplify right side
    21,940,197.09x = 426,997,607,369,511.88
  5. Step 5: Solve for x
    x = 426,997,607,369,511.88/21,940,197.09
  6. Step 6: Final answer
    x = 19,461,885.67

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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.