Finding the Fourth Proportional to 9,024,661.68, 13,530,260.07 and 5,429,586.30
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Solution
The fourth proportional to 9,024,661.68, 13,530,260.07 and 5,429,586.30 is: 8,140,328.95
Step by Step Solution
- Step 1: Write the proportion equation
9,024,661.68 : 13,530,260.07 = 5,429,586.30 : x - Step 2: Convert to fraction form
9,024,661.68/13,530,260.07 = 5,429,586.30/x - Step 3: Cross multiply
9,024,661.68x = 13,530,260.07 × 5,429,586.30 - Step 4: Simplify right side
9,024,661.68x = 73,463,714,711,509.05 - Step 5: Solve for x
x = 73,463,714,711,509.05/9,024,661.68 - Step 6: Final answer
x = 8,140,328.95
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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.