Finding the Fourth Proportional to 49,911,715.96, 68,866,363.86 and 28,991,317.96
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Solution
The fourth proportional to 49,911,715.96, 68,866,363.86 and 28,991,317.96 is: 40,001,162.31
Step by Step Solution
- Step 1: Write the proportion equation
49,911,715.96 : 68,866,363.86 = 28,991,317.96 : x - Step 2: Convert to fraction form
49,911,715.96/68,866,363.86 = 28,991,317.96/x - Step 3: Cross multiply
49,911,715.96x = 68,866,363.86 × 28,991,317.96 - Step 4: Simplify right side
49,911,715.96x = 1,996,526,651,414,313 - Step 5: Solve for x
x = 1,996,526,651,414,313/49,911,715.96 - Step 6: Final answer
x = 40,001,162.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.