Finding the Fourth Proportional to 19,729,553.60, 29,593,663.36 and 6,949,724.33
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Solution
The fourth proportional to 19,729,553.60, 29,593,663.36 and 6,949,724.33 is: 10,424,351.53
Step by Step Solution
- Step 1: Write the proportion equation
19,729,553.60 : 29,593,663.36 = 6,949,724.33 : x - Step 2: Convert to fraction form
19,729,553.60/29,593,663.36 = 6,949,724.33/x - Step 3: Cross multiply
19,729,553.60x = 29,593,663.36 × 6,949,724.33 - Step 4: Simplify right side
19,729,553.60x = 205,667,802,266,821.53 - Step 5: Solve for x
x = 205,667,802,266,821.53/19,729,553.60 - Step 6: Final answer
x = 10,424,351.53
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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.