Home / 20,317,269.30-28,029,849.84-11,610,771

Finding the Fourth Proportional to 20,317,269.30, 28,029,849.84 and 11,610,771

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Solution

The fourth proportional to 20,317,269.30, 28,029,849.84 and 11,610,771 is: 16,018,302.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,317,269.30 : 28,029,849.84 = 11,610,771 : x
  2. Step 2: Convert to fraction form
    20,317,269.30/28,029,849.84 = 11,610,771/x
  3. Step 3: Cross multiply
    20,317,269.30x = 28,029,849.84 × 11,610,771
  4. Step 4: Simplify right side
    20,317,269.30x = 325,448,167,656,626.62
  5. Step 5: Solve for x
    x = 325,448,167,656,626.62/20,317,269.30
  6. Step 6: Final answer
    x = 16,018,302.60

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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.