Finding the Fourth Proportional to 5,341,159.40, 8,000,852.70 and 3,313,178.60
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Solution
The fourth proportional to 5,341,159.40, 8,000,852.70 and 3,313,178.60 is: 4,963,014.95
Step by Step Solution
- Step 1: Write the proportion equation
5,341,159.40 : 8,000,852.70 = 3,313,178.60 : x - Step 2: Convert to fraction form
5,341,159.40/8,000,852.70 = 3,313,178.60/x - Step 3: Cross multiply
5,341,159.40x = 8,000,852.70 × 3,313,178.60 - Step 4: Simplify right side
5,341,159.40x = 26,508,253,947,392.22 - Step 5: Solve for x
x = 26,508,253,947,392.22/5,341,159.40 - Step 6: Final answer
x = 4,963,014.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.