Finding the Fourth Proportional to 25,495,678.76, 35,183,841.90 and 13,893,206.36
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Solution
The fourth proportional to 25,495,678.76, 35,183,841.90 and 13,893,206.36 is: 19,172,518.63
Step by Step Solution
- Step 1: Write the proportion equation
25,495,678.76 : 35,183,841.90 = 13,893,206.36 : x - Step 2: Convert to fraction form
25,495,678.76/35,183,841.90 = 13,893,206.36/x - Step 3: Cross multiply
25,495,678.76x = 35,183,841.90 × 13,893,206.36 - Step 4: Simplify right side
25,495,678.76x = 488,816,376,054,314.44 - Step 5: Solve for x
x = 488,816,376,054,314.44/25,495,678.76 - Step 6: Final answer
x = 19,172,518.63
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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.