Finding the Fourth Proportional to 63,982,601.21, 88,298,493.03 and 37,517,276.81
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Solution
The fourth proportional to 63,982,601.21, 88,298,493.03 and 37,517,276.81 is: 51,775,309.88
Step by Step Solution
- Step 1: Write the proportion equation
63,982,601.21 : 88,298,493.03 = 37,517,276.81 : x - Step 2: Convert to fraction form
63,982,601.21/88,298,493.03 = 37,517,276.81/x - Step 3: Cross multiply
63,982,601.21x = 88,298,493.03 × 37,517,276.81 - Step 4: Simplify right side
63,982,601.21x = 3,312,719,004,470,873 - Step 5: Solve for x
x = 3,312,719,004,470,873/63,982,601.21 - Step 6: Final answer
x = 51,775,309.88
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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.