Finding the Fourth Proportional to 19,496,095.09, 26,905,021.71 and 10,675,916.80
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Solution
The fourth proportional to 19,496,095.09, 26,905,021.71 and 10,675,916.80 is: 14,732,989.96
Step by Step Solution
- Step 1: Write the proportion equation
19,496,095.09 : 26,905,021.71 = 10,675,916.80 : x - Step 2: Convert to fraction form
19,496,095.09/26,905,021.71 = 10,675,916.80/x - Step 3: Cross multiply
19,496,095.09x = 26,905,021.71 × 10,675,916.80 - Step 4: Simplify right side
19,496,095.09x = 287,235,773,278,153.75 - Step 5: Solve for x
x = 287,235,773,278,153.75/19,496,095.09 - Step 6: Final answer
x = 14,732,989.96
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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.