Finding the Fourth Proportional to 11,282,002.34, 15,534,302.66 and 8,811,203.56
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Solution
The fourth proportional to 11,282,002.34, 15,534,302.66 and 8,811,203.56 is: 12,132,234.92
Step by Step Solution
- Step 1: Write the proportion equation
11,282,002.34 : 15,534,302.66 = 8,811,203.56 : x - Step 2: Convert to fraction form
11,282,002.34/15,534,302.66 = 8,811,203.56/x - Step 3: Cross multiply
11,282,002.34x = 15,534,302.66 × 8,811,203.56 - Step 4: Simplify right side
11,282,002.34x = 136,875,902,817,017.67 - Step 5: Solve for x
x = 136,875,902,817,017.67/11,282,002.34 - Step 6: Final answer
x = 12,132,234.92
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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.