Finding the Fourth Proportional to 8,141,125.60, 12,213,459.60 and 2,461,201.60
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Solution
The fourth proportional to 8,141,125.60, 12,213,459.60 and 2,461,201.60 is: 3,692,337.86
Step by Step Solution
- Step 1: Write the proportion equation
8,141,125.60 : 12,213,459.60 = 2,461,201.60 : x - Step 2: Convert to fraction form
8,141,125.60/12,213,459.60 = 2,461,201.60/x - Step 3: Cross multiply
8,141,125.60x = 12,213,459.60 × 2,461,201.60 - Step 4: Simplify right side
8,141,125.60x = 30,059,786,309,055.36 - Step 5: Solve for x
x = 30,059,786,309,055.36/8,141,125.60 - Step 6: Final answer
x = 3,692,337.86
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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.