Finding the Fourth Proportional to 35,369,812.36, 48,809,996.58 and 19,688,588.20
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Solution
The fourth proportional to 35,369,812.36, 48,809,996.58 and 19,688,588.20 is: 27,170,059.96
Step by Step Solution
- Step 1: Write the proportion equation
35,369,812.36 : 48,809,996.58 = 19,688,588.20 : x - Step 2: Convert to fraction form
35,369,812.36/48,809,996.58 = 19,688,588.20/x - Step 3: Cross multiply
35,369,812.36x = 48,809,996.58 × 19,688,588.20 - Step 4: Simplify right side
35,369,812.36x = 960,999,922,707,028.25 - Step 5: Solve for x
x = 960,999,922,707,028.25/35,369,812.36 - Step 6: Final answer
x = 27,170,059.96
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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.