Finding the Fourth Proportional to 14,039,537.13, 19,374,689.43 and 8,238,415.68
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Solution
The fourth proportional to 14,039,537.13, 19,374,689.43 and 8,238,415.68 is: 11,369,088.86
Step by Step Solution
- Step 1: Write the proportion equation
14,039,537.13 : 19,374,689.43 = 8,238,415.68 : x - Step 2: Convert to fraction form
14,039,537.13/19,374,689.43 = 8,238,415.68/x - Step 3: Cross multiply
14,039,537.13x = 19,374,689.43 × 8,238,415.68 - Step 4: Simplify right side
14,039,537.13x = 159,616,745,195,242.25 - Step 5: Solve for x
x = 159,616,745,195,242.25/14,039,537.13 - Step 6: Final answer
x = 11,369,088.86
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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.