Finding the Fourth Proportional to 31,313,557.68, 46,977,082.28 and 9,452,105.68
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Solution
The fourth proportional to 31,313,557.68, 46,977,082.28 and 9,452,105.68 is: 14,180,194.75
Step by Step Solution
- Step 1: Write the proportion equation
31,313,557.68 : 46,977,082.28 = 9,452,105.68 : x - Step 2: Convert to fraction form
31,313,557.68/46,977,082.28 = 9,452,105.68/x - Step 3: Cross multiply
31,313,557.68x = 46,977,082.28 × 9,452,105.68 - Step 4: Simplify right side
31,313,557.68x = 444,032,346,248,615.38 - Step 5: Solve for x
x = 444,032,346,248,615.38/31,313,557.68 - Step 6: Final answer
x = 14,180,194.75
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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.