Finding the Fourth Proportional to 6,470,974.20, 9,705,157.08 and 2,370,898.80
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Solution
The fourth proportional to 6,470,974.20, 9,705,157.08 and 2,370,898.80 is: 3,555,870.35
Step by Step Solution
- Step 1: Write the proportion equation
6,470,974.20 : 9,705,157.08 = 2,370,898.80 : x - Step 2: Convert to fraction form
6,470,974.20/9,705,157.08 = 2,370,898.80/x - Step 3: Cross multiply
6,470,974.20x = 9,705,157.08 × 2,370,898.80 - Step 4: Simplify right side
6,470,974.20x = 23,009,945,274,783.50 - Step 5: Solve for x
x = 23,009,945,274,783.50/6,470,974.20 - Step 6: Final answer
x = 3,555,870.35
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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.