Finding the Fourth Proportional to 6,340,710.88, 8,750,230.50 and 3,726,512.92
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Solution
The fourth proportional to 6,340,710.88, 8,750,230.50 and 3,726,512.92 is: 5,142,616.91
Step by Step Solution
- Step 1: Write the proportion equation
6,340,710.88 : 8,750,230.50 = 3,726,512.92 : x - Step 2: Convert to fraction form
6,340,710.88/8,750,230.50 = 3,726,512.92/x - Step 3: Cross multiply
6,340,710.88x = 8,750,230.50 × 3,726,512.92 - Step 4: Simplify right side
6,340,710.88x = 32,607,847,011,228.06 - Step 5: Solve for x
x = 32,607,847,011,228.06/6,340,710.88 - Step 6: Final answer
x = 5,142,616.91
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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.