Finding the Fourth Proportional to 8,746,763.94, 13,120,051.14 and 2,989,442.70
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Solution
The fourth proportional to 8,746,763.94, 13,120,051.14 and 2,989,442.70 is: 4,484,131.66
Step by Step Solution
- Step 1: Write the proportion equation
8,746,763.94 : 13,120,051.14 = 2,989,442.70 : x - Step 2: Convert to fraction form
8,746,763.94/13,120,051.14 = 2,989,442.70/x - Step 3: Cross multiply
8,746,763.94x = 13,120,051.14 × 2,989,442.70 - Step 4: Simplify right side
8,746,763.94x = 39,221,641,104,099.68 - Step 5: Solve for x
x = 39,221,641,104,099.68/8,746,763.94 - Step 6: Final answer
x = 4,484,131.66
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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.