Finding the Fourth Proportional to 64,564,496.68, 89,095,785.24 and 36,683,524.12
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Solution
The fourth proportional to 64,564,496.68, 89,095,785.24 and 36,683,524.12 is: 50,621,433.68
Step by Step Solution
- Step 1: Write the proportion equation
64,564,496.68 : 89,095,785.24 = 36,683,524.12 : x - Step 2: Convert to fraction form
64,564,496.68/89,095,785.24 = 36,683,524.12/x - Step 3: Cross multiply
64,564,496.68x = 89,095,785.24 × 36,683,524.12 - Step 4: Simplify right side
64,564,496.68x = 3,268,347,386,841,879.50 - Step 5: Solve for x
x = 3,268,347,386,841,879.50/64,564,496.68 - Step 6: Final answer
x = 50,621,433.68
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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.