Finding the Fourth Proportional to 10,650,138.09, 14,704,277.81 and 6,300,617.91
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Solution
The fourth proportional to 10,650,138.09, 14,704,277.81 and 6,300,617.91 is: 8,699,045.52
Step by Step Solution
- Step 1: Write the proportion equation
10,650,138.09 : 14,704,277.81 = 6,300,617.91 : x - Step 2: Convert to fraction form
10,650,138.09/14,704,277.81 = 6,300,617.91/x - Step 3: Cross multiply
10,650,138.09x = 14,704,277.81 × 6,300,617.91 - Step 4: Simplify right side
10,650,138.09x = 92,646,036,091,798.48 - Step 5: Solve for x
x = 92,646,036,091,798.48/10,650,138.09 - Step 6: Final answer
x = 8,699,045.52
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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.