Finding the Fourth Proportional to 9,745,453.11, 13,448,562.09 and 5,394,445.77
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Solution
The fourth proportional to 9,745,453.11, 13,448,562.09 and 5,394,445.77 is: 7,444,244.82
Step by Step Solution
- Step 1: Write the proportion equation
9,745,453.11 : 13,448,562.09 = 5,394,445.77 : x - Step 2: Convert to fraction form
9,745,453.11/13,448,562.09 = 5,394,445.77/x - Step 3: Cross multiply
9,745,453.11x = 13,448,562.09 × 5,394,445.77 - Step 4: Simplify right side
9,745,453.11x = 72,547,538,878,982.86 - Step 5: Solve for x
x = 72,547,538,878,982.86/9,745,453.11 - Step 6: Final answer
x = 7,444,244.82
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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.