Finding the Fourth Proportional to 11,678,024.10, 16,115,808.52 and 6,450,923.98
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Solution
The fourth proportional to 11,678,024.10, 16,115,808.52 and 6,450,923.98 is: 8,902,349.81
Step by Step Solution
- Step 1: Write the proportion equation
11,678,024.10 : 16,115,808.52 = 6,450,923.98 : x - Step 2: Convert to fraction form
11,678,024.10/16,115,808.52 = 6,450,923.98/x - Step 3: Cross multiply
11,678,024.10x = 16,115,808.52 × 6,450,923.98 - Step 4: Simplify right side
11,678,024.10x = 103,961,855,638,756.31 - Step 5: Solve for x
x = 103,961,855,638,756.31/11,678,024.10 - Step 6: Final answer
x = 8,902,349.81
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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.