Finding the Fourth Proportional to 6,470,204.96, 9,704,957.28 and 1,982,493.92
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Solution
The fourth proportional to 6,470,204.96, 9,704,957.28 and 1,982,493.92 is: 2,973,633.59
Step by Step Solution
- Step 1: Write the proportion equation
6,470,204.96 : 9,704,957.28 = 1,982,493.92 : x - Step 2: Convert to fraction form
6,470,204.96/9,704,957.28 = 1,982,493.92/x - Step 3: Cross multiply
6,470,204.96x = 9,704,957.28 × 1,982,493.92 - Step 4: Simplify right side
6,470,204.96x = 19,240,018,801,459.73 - Step 5: Solve for x
x = 19,240,018,801,459.73/6,470,204.96 - Step 6: Final answer
x = 2,973,633.59
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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.