Finding the Fourth Proportional to 75,945,991.24, 104,805,971.16 and 41,138,681.68
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Solution
The fourth proportional to 75,945,991.24, 104,805,971.16 and 41,138,681.68 is: 56,771,653.32
Step by Step Solution
- Step 1: Write the proportion equation
75,945,991.24 : 104,805,971.16 = 41,138,681.68 : x - Step 2: Convert to fraction form
75,945,991.24/104,805,971.16 = 41,138,681.68/x - Step 3: Cross multiply
75,945,991.24x = 104,805,971.16 × 41,138,681.68 - Step 4: Simplify right side
75,945,991.24x = 4,311,579,485,714,500 - Step 5: Solve for x
x = 4,311,579,485,714,500/75,945,991.24 - Step 6: Final answer
x = 56,771,653.32
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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.