Finding the Fourth Proportional to 19,821,454.07, 29,732,123.52 and 5,444,535.65
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Solution
The fourth proportional to 19,821,454.07, 29,732,123.52 and 5,444,535.65 is: 8,166,787.65
Step by Step Solution
- Step 1: Write the proportion equation
19,821,454.07 : 29,732,123.52 = 5,444,535.65 : x - Step 2: Convert to fraction form
19,821,454.07/29,732,123.52 = 5,444,535.65/x - Step 3: Cross multiply
19,821,454.07x = 29,732,123.52 × 5,444,535.65 - Step 4: Simplify right side
19,821,454.07x = 161,877,606,306,182.84 - Step 5: Solve for x
x = 161,877,606,306,182.84/19,821,454.07 - Step 6: Final answer
x = 8,166,787.65
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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.