Finding the Fourth Proportional to 35,373,903.12, 53,071,683.57 and 18,114,324.44
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Solution
The fourth proportional to 35,373,903.12, 53,071,683.57 and 18,114,324.44 is: 27,177,031.93
Step by Step Solution
- Step 1: Write the proportion equation
35,373,903.12 : 53,071,683.57 = 18,114,324.44 : x - Step 2: Convert to fraction form
35,373,903.12/53,071,683.57 = 18,114,324.44/x - Step 3: Cross multiply
35,373,903.12x = 53,071,683.57 × 18,114,324.44 - Step 4: Simplify right side
35,373,903.12x = 961,357,694,498,639 - Step 5: Solve for x
x = 961,357,694,498,639/35,373,903.12 - Step 6: Final answer
x = 27,177,031.93
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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.