Finding the Fourth Proportional to 7,453,935.36, 10,292,883.84 and 7,071,295.68
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Solution
The fourth proportional to 7,453,935.36, 10,292,883.84 and 7,071,295.68 is: 9,764,509.82
Step by Step Solution
- Step 1: Write the proportion equation
7,453,935.36 : 10,292,883.84 = 7,071,295.68 : x - Step 2: Convert to fraction form
7,453,935.36/10,292,883.84 = 7,071,295.68/x - Step 3: Cross multiply
7,453,935.36x = 10,292,883.84 × 7,071,295.68 - Step 4: Simplify right side
7,453,935.36x = 72,784,025,032,533.81 - Step 5: Solve for x
x = 72,784,025,032,533.81/7,453,935.36 - Step 6: Final answer
x = 9,764,509.82
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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.