Finding the Fourth Proportional to 13,796,696.72, 20,697,987.68 and 6,883,893.09
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Solution
The fourth proportional to 13,796,696.72, 20,697,987.68 and 6,883,893.09 is: 10,327,307.85
Step by Step Solution
- Step 1: Write the proportion equation
13,796,696.72 : 20,697,987.68 = 6,883,893.09 : x - Step 2: Convert to fraction form
13,796,696.72/20,697,987.68 = 6,883,893.09/x - Step 3: Cross multiply
13,796,696.72x = 20,697,987.68 × 6,883,893.09 - Step 4: Simplify right side
13,796,696.72x = 142,482,734,367,257.12 - Step 5: Solve for x
x = 142,482,734,367,257.12/13,796,696.72 - Step 6: Final answer
x = 10,327,307.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.