Finding the Fourth Proportional to 34,135,841.80, 51,195,240.18 and 13,390,496.56
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Solution
The fourth proportional to 34,135,841.80, 51,195,240.18 and 13,390,496.56 is: 20,082,401.70
Step by Step Solution
- Step 1: Write the proportion equation
34,135,841.80 : 51,195,240.18 = 13,390,496.56 : x - Step 2: Convert to fraction form
34,135,841.80/51,195,240.18 = 13,390,496.56/x - Step 3: Cross multiply
34,135,841.80x = 51,195,240.18 × 13,390,496.56 - Step 4: Simplify right side
34,135,841.80x = 685,529,687,518,663.75 - Step 5: Solve for x
x = 685,529,687,518,663.75/34,135,841.80 - Step 6: Final answer
x = 20,082,401.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.