Finding the Fourth Proportional to 55,339,677.18, 83,135,486.97 and 40,034,176.38
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Solution
The fourth proportional to 55,339,677.18, 83,135,486.97 and 40,034,176.38 is: 60,142,395.45
Step by Step Solution
- Step 1: Write the proportion equation
55,339,677.18 : 83,135,486.97 = 40,034,176.38 : x - Step 2: Convert to fraction form
55,339,677.18/83,135,486.97 = 40,034,176.38/x - Step 3: Cross multiply
55,339,677.18x = 83,135,486.97 × 40,034,176.38 - Step 4: Simplify right side
55,339,677.18x = 3,328,260,748,794,172 - Step 5: Solve for x
x = 3,328,260,748,794,172/55,339,677.18 - Step 6: Final answer
x = 60,142,395.45
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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.