Finding the Fourth Proportional to 19,586,539.96, 29,377,469.46 and 5,210,659
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Solution
The fourth proportional to 19,586,539.96, 29,377,469.46 and 5,210,659 is: 7,815,365.86
Step by Step Solution
- Step 1: Write the proportion equation
19,586,539.96 : 29,377,469.46 = 5,210,659 : x - Step 2: Convert to fraction form
19,586,539.96/29,377,469.46 = 5,210,659/x - Step 3: Cross multiply
19,586,539.96x = 29,377,469.46 × 5,210,659 - Step 4: Simplify right side
19,586,539.96x = 153,075,975,638,974.16 - Step 5: Solve for x
x = 153,075,975,638,974.16/19,586,539.96 - Step 6: Final answer
x = 7,815,365.86
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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.