Finding the Fourth Proportional to 9,228,117.60, 13,840,864.20 and 3,163,129.20
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Solution
The fourth proportional to 9,228,117.60, 13,840,864.20 and 3,163,129.20 is: 4,744,244.02
Step by Step Solution
- Step 1: Write the proportion equation
9,228,117.60 : 13,840,864.20 = 3,163,129.20 : x - Step 2: Convert to fraction form
9,228,117.60/13,840,864.20 = 3,163,129.20/x - Step 3: Cross multiply
9,228,117.60x = 13,840,864.20 × 3,163,129.20 - Step 4: Simplify right side
9,228,117.60x = 43,780,441,704,254.64 - Step 5: Solve for x
x = 43,780,441,704,254.64/9,228,117.60 - Step 6: Final answer
x = 4,744,244.02
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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.