Finding the Fourth Proportional to 7,792,174.41, 11,690,784.51 and 3,748,135.98
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Solution
The fourth proportional to 7,792,174.41, 11,690,784.51 and 3,748,135.98 is: 5,623,417.51
Step by Step Solution
- Step 1: Write the proportion equation
7,792,174.41 : 11,690,784.51 = 3,748,135.98 : x - Step 2: Convert to fraction form
7,792,174.41/11,690,784.51 = 3,748,135.98/x - Step 3: Cross multiply
7,792,174.41x = 11,690,784.51 × 3,748,135.98 - Step 4: Simplify right side
7,792,174.41x = 43,818,650,056,357.67 - Step 5: Solve for x
x = 43,818,650,056,357.67/7,792,174.41 - Step 6: Final answer
x = 5,623,417.51
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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.