Finding the Fourth Proportional to 14,255,034.09, 19,672,362.08 and 8,059,947.81
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Solution
The fourth proportional to 14,255,034.09, 19,672,362.08 and 8,059,947.81 is: 11,122,962.64
Step by Step Solution
- Step 1: Write the proportion equation
14,255,034.09 : 19,672,362.08 = 8,059,947.81 : x - Step 2: Convert to fraction form
14,255,034.09/19,672,362.08 = 8,059,947.81/x - Step 3: Cross multiply
14,255,034.09x = 19,672,362.08 × 8,059,947.81 - Step 4: Simplify right side
14,255,034.09x = 158,558,211,664,223.03 - Step 5: Solve for x
x = 158,558,211,664,223.03/14,255,034.09 - Step 6: Final answer
x = 11,122,962.64
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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.