Finding the Fourth Proportional to 6,651,298.20, 9,952,035.30 and 4,736,635.80
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Solution
The fourth proportional to 6,651,298.20, 9,952,035.30 and 4,736,635.80 is: 7,087,212.94
Step by Step Solution
- Step 1: Write the proportion equation
6,651,298.20 : 9,952,035.30 = 4,736,635.80 : x - Step 2: Convert to fraction form
6,651,298.20/9,952,035.30 = 4,736,635.80/x - Step 3: Cross multiply
6,651,298.20x = 9,952,035.30 × 4,736,635.80 - Step 4: Simplify right side
6,651,298.20x = 47,139,166,684,843.74 - Step 5: Solve for x
x = 47,139,166,684,843.74/6,651,298.20 - Step 6: Final answer
x = 7,087,212.94
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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.