Finding the Fourth Proportional to 26,751,916.17, 36,917,861.27 and 14,528,860.65
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Solution
The fourth proportional to 26,751,916.17, 36,917,861.27 and 14,528,860.65 is: 20,049,945.52
Step by Step Solution
- Step 1: Write the proportion equation
26,751,916.17 : 36,917,861.27 = 14,528,860.65 : x - Step 2: Convert to fraction form
26,751,916.17/36,917,861.27 = 14,528,860.65/x - Step 3: Cross multiply
26,751,916.17x = 36,917,861.27 × 14,528,860.65 - Step 4: Simplify right side
26,751,916.17x = 536,374,461,815,217.75 - Step 5: Solve for x
x = 536,374,461,815,217.75/26,751,916.17 - Step 6: Final answer
x = 20,049,945.52
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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.