Finding the Fourth Proportional to 5,055,463.80, 7,583,195.70 and 4,425,607.80
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Solution
The fourth proportional to 5,055,463.80, 7,583,195.70 and 4,425,607.80 is: 6,638,411.70
Step by Step Solution
- Step 1: Write the proportion equation
5,055,463.80 : 7,583,195.70 = 4,425,607.80 : x - Step 2: Convert to fraction form
5,055,463.80/7,583,195.70 = 4,425,607.80/x - Step 3: Cross multiply
5,055,463.80x = 7,583,195.70 × 4,425,607.80 - Step 4: Simplify right side
5,055,463.80x = 33,560,250,038,846.46 - Step 5: Solve for x
x = 33,560,250,038,846.46/5,055,463.80 - Step 6: Final answer
x = 6,638,411.70
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1.5x scale
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.