Finding the Fourth Proportional to 5,783,686.48, 8,623,821.97 and 5,624,783.53
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Solution
The fourth proportional to 5,783,686.48, 8,623,821.97 and 5,624,783.53 is: 8,386,888.18
Step by Step Solution
- Step 1: Write the proportion equation
5,783,686.48 : 8,623,821.97 = 5,624,783.53 : x - Step 2: Convert to fraction form
5,783,686.48/8,623,821.97 = 5,624,783.53/x - Step 3: Cross multiply
5,783,686.48x = 8,623,821.97 × 5,624,783.53 - Step 4: Simplify right side
5,783,686.48x = 48,507,131,782,508.16 - Step 5: Solve for x
x = 48,507,131,782,508.16/5,783,686.48 - Step 6: Final answer
x = 8,386,888.18
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.