Finding the Fourth Proportional to 10,880,397.29, 15,014,355.21 and 5,984,829.05
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Solution
The fourth proportional to 10,880,397.29, 15,014,355.21 and 5,984,829.05 is: 8,258,737.87
Step by Step Solution
- Step 1: Write the proportion equation
10,880,397.29 : 15,014,355.21 = 5,984,829.05 : x - Step 2: Convert to fraction form
10,880,397.29/15,014,355.21 = 5,984,829.05/x - Step 3: Cross multiply
10,880,397.29x = 15,014,355.21 × 5,984,829.05 - Step 4: Simplify right side
10,880,397.29x = 89,858,349,152,755.08 - Step 5: Solve for x
x = 89,858,349,152,755.08/10,880,397.29 - Step 6: Final answer
x = 8,258,737.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.