Finding the Fourth Proportional to 12,746,965.68, 19,106,536.77 and 6,274,495.44
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Solution
The fourth proportional to 12,746,965.68, 19,106,536.77 and 6,274,495.44 is: 9,404,895.32
Step by Step Solution
- Step 1: Write the proportion equation
12,746,965.68 : 19,106,536.77 = 6,274,495.44 : x - Step 2: Convert to fraction form
12,746,965.68/19,106,536.77 = 6,274,495.44/x - Step 3: Cross multiply
12,746,965.68x = 19,106,536.77 × 6,274,495.44 - Step 4: Simplify right side
12,746,965.68x = 119,883,877,837,557.33 - Step 5: Solve for x
x = 119,883,877,837,557.33/12,746,965.68 - Step 6: Final answer
x = 9,404,895.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.