Finding the Fourth Proportional to 7,186,320, 9,917,130.24 and 3,967,056
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Solution
The fourth proportional to 7,186,320, 9,917,130.24 and 3,967,056 is: 5,474,542.05
Step by Step Solution
- Step 1: Write the proportion equation
7,186,320 : 9,917,130.24 = 3,967,056 : x - Step 2: Convert to fraction form
7,186,320/9,917,130.24 = 3,967,056/x - Step 3: Cross multiply
7,186,320x = 9,917,130.24 × 3,967,056 - Step 4: Simplify right side
7,186,320x = 39,341,811,021,373.44 - Step 5: Solve for x
x = 39,341,811,021,373.44/7,186,320 - Step 6: Final answer
x = 5,474,542.05
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.