Finding the Fourth Proportional to 16,214,857.36, 22,375,834.87 and 9,692,083.09
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Solution
The fourth proportional to 16,214,857.36, 22,375,834.87 and 9,692,083.09 is: 13,374,675.21
Step by Step Solution
- Step 1: Write the proportion equation
16,214,857.36 : 22,375,834.87 = 9,692,083.09 : x - Step 2: Convert to fraction form
16,214,857.36/22,375,834.87 = 9,692,083.09/x - Step 3: Cross multiply
16,214,857.36x = 22,375,834.87 × 9,692,083.09 - Step 4: Simplify right side
16,214,857.36x = 216,868,450,768,159.34 - Step 5: Solve for x
x = 216,868,450,768,159.34/16,214,857.36 - Step 6: Final answer
x = 13,374,675.21
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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.