Finding the Fourth Proportional to 49,823,006.18, 68,754,187.06 and 29,210,180.18
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Solution
The fourth proportional to 49,823,006.18, 68,754,187.06 and 29,210,180.18 is: 40,309,133.19
Step by Step Solution
- Step 1: Write the proportion equation
49,823,006.18 : 68,754,187.06 = 29,210,180.18 : x - Step 2: Convert to fraction form
49,823,006.18/68,754,187.06 = 29,210,180.18/x - Step 3: Cross multiply
49,823,006.18x = 68,754,187.06 × 29,210,180.18 - Step 4: Simplify right side
49,823,006.18x = 2,008,322,191,735,228.25 - Step 5: Solve for x
x = 2,008,322,191,735,228.25/49,823,006.18 - Step 6: Final answer
x = 40,309,133.19
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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.