Finding the Fourth Proportional to 35,388,330.80, 53,090,537.75 and 10,798,457.18
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Solution
The fourth proportional to 35,388,330.80, 53,090,537.75 and 10,798,457.18 is: 16,200,139.58
Step by Step Solution
- Step 1: Write the proportion equation
35,388,330.80 : 53,090,537.75 = 10,798,457.18 : x - Step 2: Convert to fraction form
35,388,330.80/53,090,537.75 = 10,798,457.18/x - Step 3: Cross multiply
35,388,330.80x = 53,090,537.75 × 10,798,457.18 - Step 4: Simplify right side
35,388,330.80x = 573,295,898,237,103.62 - Step 5: Solve for x
x = 573,295,898,237,103.62/35,388,330.80 - Step 6: Final answer
x = 16,200,139.58
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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.