Finding the Fourth Proportional to 14,493,962.99, 20,002,155.99 and 8,532,294.06
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Solution
The fourth proportional to 14,493,962.99, 20,002,155.99 and 8,532,294.06 is: 11,774,852.53
Step by Step Solution
- Step 1: Write the proportion equation
14,493,962.99 : 20,002,155.99 = 8,532,294.06 : x - Step 2: Convert to fraction form
14,493,962.99/20,002,155.99 = 8,532,294.06/x - Step 3: Cross multiply
14,493,962.99x = 20,002,155.99 × 8,532,294.06 - Step 4: Simplify right side
14,493,962.99x = 170,664,276,708,674.31 - Step 5: Solve for x
x = 170,664,276,708,674.31/14,493,962.99 - Step 6: Final answer
x = 11,774,852.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.