Finding the Fourth Proportional to 25,572,205.05, 38,373,440.77 and 9,409,506.09
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Solution
The fourth proportional to 25,572,205.05, 38,373,440.77 and 9,409,506.09 is: 14,119,827.51
Step by Step Solution
- Step 1: Write the proportion equation
25,572,205.05 : 38,373,440.77 = 9,409,506.09 : x - Step 2: Convert to fraction form
25,572,205.05/38,373,440.77 = 9,409,506.09/x - Step 3: Cross multiply
25,572,205.05x = 38,373,440.77 × 9,409,506.09 - Step 4: Simplify right side
25,572,205.05x = 361,075,124,404,178.31 - Step 5: Solve for x
x = 361,075,124,404,178.31/25,572,205.05 - Step 6: Final answer
x = 14,119,827.51
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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.