Finding the Fourth Proportional to 16,523,916.26, 22,802,551.20 and 9,181,560.87
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Solution
The fourth proportional to 16,523,916.26, 22,802,551.20 and 9,181,560.87 is: 12,670,302.16
Step by Step Solution
- Step 1: Write the proportion equation
16,523,916.26 : 22,802,551.20 = 9,181,560.87 : x - Step 2: Convert to fraction form
16,523,916.26/22,802,551.20 = 9,181,560.87/x - Step 3: Cross multiply
16,523,916.26x = 22,802,551.20 × 9,181,560.87 - Step 4: Simplify right side
16,523,916.26x = 209,363,011,834,091.53 - Step 5: Solve for x
x = 209,363,011,834,091.53/16,523,916.26 - Step 6: Final answer
x = 12,670,302.16
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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.