Finding the Fourth Proportional to 10,477,393.38, 15,726,225.67 and 7,562,491.47
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Solution
The fourth proportional to 10,477,393.38, 15,726,225.67 and 7,562,491.47 is: 11,351,052.99
Step by Step Solution
- Step 1: Write the proportion equation
10,477,393.38 : 15,726,225.67 = 7,562,491.47 : x - Step 2: Convert to fraction form
10,477,393.38/15,726,225.67 = 7,562,491.47/x - Step 3: Cross multiply
10,477,393.38x = 15,726,225.67 × 7,562,491.47 - Step 4: Simplify right side
10,477,393.38x = 118,929,447,465,763.81 - Step 5: Solve for x
x = 118,929,447,465,763.81/10,477,393.38 - Step 6: Final answer
x = 11,351,052.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.