Finding the Fourth Proportional to 12,084,675.10, 16,677,195.42 and 6,578,405.06
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Solution
The fourth proportional to 12,084,675.10, 16,677,195.42 and 6,578,405.06 is: 9,078,386.12
Step by Step Solution
- Step 1: Write the proportion equation
12,084,675.10 : 16,677,195.42 = 6,578,405.06 : x - Step 2: Convert to fraction form
12,084,675.10/16,677,195.42 = 6,578,405.06/x - Step 3: Cross multiply
12,084,675.10x = 16,677,195.42 × 6,578,405.06 - Step 4: Simplify right side
12,084,675.10x = 109,709,346,737,536.81 - Step 5: Solve for x
x = 109,709,346,737,536.81/12,084,675.10 - Step 6: Final answer
x = 9,078,386.12
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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.