Finding the Fourth Proportional to 53,422,719.28, 73,722,629.10 and 29,901,248.98
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Solution
The fourth proportional to 53,422,719.28, 73,722,629.10 and 29,901,248.98 is: 41,263,318.64
Step by Step Solution
- Step 1: Write the proportion equation
53,422,719.28 : 73,722,629.10 = 29,901,248.98 : x - Step 2: Convert to fraction form
53,422,719.28/73,722,629.10 = 29,901,248.98/x - Step 3: Cross multiply
53,422,719.28x = 73,722,629.10 × 29,901,248.98 - Step 4: Simplify right side
53,422,719.28x = 2,204,398,688,179,293.25 - Step 5: Solve for x
x = 2,204,398,688,179,293.25/53,422,719.28 - Step 6: Final answer
x = 41,263,318.64
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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.