Finding the Fourth Proportional to 49,750,922.31, 74,608,537.55 and 19,054,131.99
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Solution
The fourth proportional to 49,750,922.31, 74,608,537.55 and 19,054,131.99 is: 28,574,363.17
Step by Step Solution
- Step 1: Write the proportion equation
49,750,922.31 : 74,608,537.55 = 19,054,131.99 : x - Step 2: Convert to fraction form
49,750,922.31/74,608,537.55 = 19,054,131.99/x - Step 3: Cross multiply
49,750,922.31x = 74,608,537.55 × 19,054,131.99 - Step 4: Simplify right side
49,750,922.31x = 1,421,600,921,963,300.50 - Step 5: Solve for x
x = 1,421,600,921,963,300.50/49,750,922.31 - Step 6: Final answer
x = 28,574,363.17
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.