Finding the Fourth Proportional to 16,135,035.90, 22,265,701.57 and 8,792,712.53
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Solution
The fourth proportional to 16,135,035.90, 22,265,701.57 and 8,792,712.53 is: 12,133,590.18
Step by Step Solution
- Step 1: Write the proportion equation
16,135,035.90 : 22,265,701.57 = 8,792,712.53 : x - Step 2: Convert to fraction form
16,135,035.90/22,265,701.57 = 8,792,712.53/x - Step 3: Cross multiply
16,135,035.90x = 22,265,701.57 × 8,792,712.53 - Step 4: Simplify right side
16,135,035.90x = 195,775,913,183,779.66 - Step 5: Solve for x
x = 195,775,913,183,779.66/16,135,035.90 - Step 6: Final answer
x = 12,133,590.18
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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.