Finding the Fourth Proportional to 14,430,135.12, 19,908,046.04 and 8,235,526.02
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Solution
The fourth proportional to 14,430,135.12, 19,908,046.04 and 8,235,526.02 is: 11,361,863.89
Step by Step Solution
- Step 1: Write the proportion equation
14,430,135.12 : 19,908,046.04 = 8,235,526.02 : x - Step 2: Convert to fraction form
14,430,135.12/19,908,046.04 = 8,235,526.02/x - Step 3: Cross multiply
14,430,135.12x = 19,908,046.04 × 8,235,526.02 - Step 4: Simplify right side
14,430,135.12x = 163,953,231,169,777.94 - Step 5: Solve for x
x = 163,953,231,169,777.94/14,430,135.12 - Step 6: Final answer
x = 11,361,863.89
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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.