Finding the Fourth Proportional to 11,341,037.04, 15,653,614.68 and 6,449,126.64
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Solution
The fourth proportional to 11,341,037.04, 15,653,614.68 and 6,449,126.64 is: 8,901,491.38
Step by Step Solution
- Step 1: Write the proportion equation
11,341,037.04 : 15,653,614.68 = 6,449,126.64 : x - Step 2: Convert to fraction form
11,341,037.04/15,653,614.68 = 6,449,126.64/x - Step 3: Cross multiply
11,341,037.04x = 15,653,614.68 × 6,449,126.64 - Step 4: Simplify right side
11,341,037.04x = 100,952,143,445,083.06 - Step 5: Solve for x
x = 100,952,143,445,083.06/11,341,037.04 - Step 6: Final answer
x = 8,901,491.38
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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.