Finding the Fourth Proportional to 19,535,407.92, 29,303,359.23 and 7,401,611.97
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Solution
The fourth proportional to 19,535,407.92, 29,303,359.23 and 7,401,611.97 is: 11,102,511.67
Step by Step Solution
- Step 1: Write the proportion equation
19,535,407.92 : 29,303,359.23 = 7,401,611.97 : x - Step 2: Convert to fraction form
19,535,407.92/29,303,359.23 = 7,401,611.97/x - Step 3: Cross multiply
19,535,407.92x = 29,303,359.23 × 7,401,611.97 - Step 4: Simplify right side
19,535,407.92x = 216,892,094,437,977.97 - Step 5: Solve for x
x = 216,892,094,437,977.97/19,535,407.92 - Step 6: Final answer
x = 11,102,511.67
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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.