Finding the Fourth Proportional to 11,401,766.36, 15,734,243.10 and 6,174,732.07
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Solution
The fourth proportional to 11,401,766.36, 15,734,243.10 and 6,174,732.07 is: 8,521,024.94
Step by Step Solution
- Step 1: Write the proportion equation
11,401,766.36 : 15,734,243.10 = 6,174,732.07 : x - Step 2: Convert to fraction form
11,401,766.36/15,734,243.10 = 6,174,732.07/x - Step 3: Cross multiply
11,401,766.36x = 15,734,243.10 × 6,174,732.07 - Step 4: Simplify right side
11,401,766.36x = 97,154,735,466,746.22 - Step 5: Solve for x
x = 97,154,735,466,746.22/11,401,766.36 - Step 6: Final answer
x = 8,521,024.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.