Finding the Fourth Proportional to 25,495,808.96, 35,183,323.68 and 14,331,961.28
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Solution
The fourth proportional to 25,495,808.96, 35,183,323.68 and 14,331,961.28 is: 19,777,604.76
Step by Step Solution
- Step 1: Write the proportion equation
25,495,808.96 : 35,183,323.68 = 14,331,961.28 : x - Step 2: Convert to fraction form
25,495,808.96/35,183,323.68 = 14,331,961.28/x - Step 3: Cross multiply
25,495,808.96x = 35,183,323.68 × 14,331,961.28 - Step 4: Simplify right side
25,495,808.96x = 504,246,032,683,467.06 - Step 5: Solve for x
x = 504,246,032,683,467.06/25,495,808.96 - Step 6: Final answer
x = 19,777,604.76
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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.