Finding the Fourth Proportional to 7,758,384.96, 11,625,507.12 and 2,963,457.12
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Solution
The fourth proportional to 7,758,384.96, 11,625,507.12 and 2,963,457.12 is: 4,440,575.20
Step by Step Solution
- Step 1: Write the proportion equation
7,758,384.96 : 11,625,507.12 = 2,963,457.12 : x - Step 2: Convert to fraction form
7,758,384.96/11,625,507.12 = 2,963,457.12/x - Step 3: Cross multiply
7,758,384.96x = 11,625,507.12 × 2,963,457.12 - Step 4: Simplify right side
7,758,384.96x = 34,451,691,848,374.69 - Step 5: Solve for x
x = 34,451,691,848,374.69/7,758,384.96 - Step 6: Final answer
x = 4,440,575.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.