Finding the Fourth Proportional to 10,366,147.33, 14,310,462.43 and 6,447,166.80
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Solution
The fourth proportional to 10,366,147.33, 14,310,462.43 and 6,447,166.80 is: 8,900,311.31
Step by Step Solution
- Step 1: Write the proportion equation
10,366,147.33 : 14,310,462.43 = 6,447,166.80 : x - Step 2: Convert to fraction form
10,366,147.33/14,310,462.43 = 6,447,166.80/x - Step 3: Cross multiply
10,366,147.33x = 14,310,462.43 × 6,447,166.80 - Step 4: Simplify right side
10,366,147.33x = 92,261,938,269,966.22 - Step 5: Solve for x
x = 92,261,938,269,966.22/10,366,147.33 - Step 6: Final answer
x = 8,900,311.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.