Finding the Fourth Proportional to 59,232,231.39, 81,744,619.32 and 33,129,161.67
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Solution
The fourth proportional to 59,232,231.39, 81,744,619.32 and 33,129,161.67 is: 45,720,558.65
Step by Step Solution
- Step 1: Write the proportion equation
59,232,231.39 : 81,744,619.32 = 33,129,161.67 : x - Step 2: Convert to fraction form
59,232,231.39/81,744,619.32 = 33,129,161.67/x - Step 3: Cross multiply
59,232,231.39x = 81,744,619.32 × 33,129,161.67 - Step 4: Simplify right side
59,232,231.39x = 2,708,130,709,411,427.50 - Step 5: Solve for x
x = 2,708,130,709,411,427.50/59,232,231.39 - Step 6: Final answer
x = 45,720,558.65
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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.