Finding the Fourth Proportional to 15,105,912.01, 22,658,847.49 and 7,014,463.07
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Solution
The fourth proportional to 15,105,912.01, 22,658,847.49 and 7,014,463.07 is: 10,521,685.07
Step by Step Solution
- Step 1: Write the proportion equation
15,105,912.01 : 22,658,847.49 = 7,014,463.07 : x - Step 2: Convert to fraction form
15,105,912.01/22,658,847.49 = 7,014,463.07/x - Step 3: Cross multiply
15,105,912.01x = 22,658,847.49 × 7,014,463.07 - Step 4: Simplify right side
15,105,912.01x = 158,939,648,927,367.19 - Step 5: Solve for x
x = 158,939,648,927,367.19/15,105,912.01 - Step 6: Final answer
x = 10,521,685.07
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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.