Finding the Fourth Proportional to 55,913,128.64, 83,875,431.66 and 21,398,563.62
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Solution
The fourth proportional to 55,913,128.64, 83,875,431.66 and 21,398,563.62 is: 32,100,041.69
Step by Step Solution
- Step 1: Write the proportion equation
55,913,128.64 : 83,875,431.66 = 21,398,563.62 : x - Step 2: Convert to fraction form
55,913,128.64/83,875,431.66 = 21,398,563.62/x - Step 3: Cross multiply
55,913,128.64x = 83,875,431.66 × 21,398,563.62 - Step 4: Simplify right side
55,913,128.64x = 1,794,813,760,531,472.25 - Step 5: Solve for x
x = 1,794,813,760,531,472.25/55,913,128.64 - Step 6: Final answer
x = 32,100,041.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.