Finding the Fourth Proportional to 9,915,395.62, 14,873,776.67 and 4,152,326.68
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Solution
The fourth proportional to 9,915,395.62, 14,873,776.67 and 4,152,326.68 is: 6,228,776.14
Step by Step Solution
- Step 1: Write the proportion equation
9,915,395.62 : 14,873,776.67 = 4,152,326.68 : x - Step 2: Convert to fraction form
9,915,395.62/14,873,776.67 = 4,152,326.68/x - Step 3: Cross multiply
9,915,395.62x = 14,873,776.67 × 4,152,326.68 - Step 4: Simplify right side
9,915,395.62x = 61,760,779,635,214.48 - Step 5: Solve for x
x = 61,760,779,635,214.48/9,915,395.62 - Step 6: Final answer
x = 6,228,776.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.