Finding the Fourth Proportional to 10,475,586.08, 15,714,043.20 and 3,287,403.36
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Solution
The fourth proportional to 10,475,586.08, 15,714,043.20 and 3,287,403.36 is: 4,931,313.44
Step by Step Solution
- Step 1: Write the proportion equation
10,475,586.08 : 15,714,043.20 = 3,287,403.36 : x - Step 2: Convert to fraction form
10,475,586.08/15,714,043.20 = 3,287,403.36/x - Step 3: Cross multiply
10,475,586.08x = 15,714,043.20 × 3,287,403.36 - Step 4: Simplify right side
10,475,586.08x = 51,658,398,414,865.15 - Step 5: Solve for x
x = 51,658,398,414,865.15/10,475,586.08 - Step 6: Final answer
x = 4,931,313.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.