Finding the Fourth Proportional to 40,696,850.46, 56,161,640.77 and 22,363,316.94
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Solution
The fourth proportional to 40,696,850.46, 56,161,640.77 and 22,363,316.94 is: 30,861,370.31
Step by Step Solution
- Step 1: Write the proportion equation
40,696,850.46 : 56,161,640.77 = 22,363,316.94 : x - Step 2: Convert to fraction form
40,696,850.46/56,161,640.77 = 22,363,316.94/x - Step 3: Cross multiply
40,696,850.46x = 56,161,640.77 × 22,363,316.94 - Step 4: Simplify right side
40,696,850.46x = 1,255,960,572,409,935.75 - Step 5: Solve for x
x = 1,255,960,572,409,935.75/40,696,850.46 - Step 6: Final answer
x = 30,861,370.31
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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.