Finding the Fourth Proportional to 8,217,948.63, 11,340,807.99 and 4,596,276.63
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Solution
The fourth proportional to 8,217,948.63, 11,340,807.99 and 4,596,276.63 is: 6,342,883.50
Step by Step Solution
- Step 1: Write the proportion equation
8,217,948.63 : 11,340,807.99 = 4,596,276.63 : x - Step 2: Convert to fraction form
8,217,948.63/11,340,807.99 = 4,596,276.63/x - Step 3: Cross multiply
8,217,948.63x = 11,340,807.99 × 4,596,276.63 - Step 4: Simplify right side
8,217,948.63x = 52,125,490,729,754.27 - Step 5: Solve for x
x = 52,125,490,729,754.27/8,217,948.63 - Step 6: Final answer
x = 6,342,883.50
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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.