Finding the Fourth Proportional to 14,124,507.35, 21,186,957.86 and 4,027,128.35
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Solution
The fourth proportional to 14,124,507.35, 21,186,957.86 and 4,027,128.35 is: 6,040,748.65
Step by Step Solution
- Step 1: Write the proportion equation
14,124,507.35 : 21,186,957.86 = 4,027,128.35 : x - Step 2: Convert to fraction form
14,124,507.35/21,186,957.86 = 4,027,128.35/x - Step 3: Cross multiply
14,124,507.35x = 21,186,957.86 × 4,027,128.35 - Step 4: Simplify right side
14,124,507.35x = 85,322,598,696,194.81 - Step 5: Solve for x
x = 85,322,598,696,194.81/14,124,507.35 - Step 6: Final answer
x = 6,040,748.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.