Finding the Fourth Proportional to 10,475,519.07, 14,448,025.69 and 6,805,617.64
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Solution
The fourth proportional to 10,475,519.07, 14,448,025.69 and 6,805,617.64 is: 9,386,431.15
Step by Step Solution
- Step 1: Write the proportion equation
10,475,519.07 : 14,448,025.69 = 6,805,617.64 : x - Step 2: Convert to fraction form
10,475,519.07/14,448,025.69 = 6,805,617.64/x - Step 3: Cross multiply
10,475,519.07x = 14,448,025.69 × 6,805,617.64 - Step 4: Simplify right side
10,475,519.07x = 98,327,738,499,037.16 - Step 5: Solve for x
x = 98,327,738,499,037.16/10,475,519.07 - Step 6: Final answer
x = 9,386,431.15
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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.