Finding the Fourth Proportional to 37,367,276.81, 51,566,874.11 and 20,847,403.94
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Solution
The fourth proportional to 37,367,276.81, 51,566,874.11 and 20,847,403.94 is: 28,769,435.35
Step by Step Solution
- Step 1: Write the proportion equation
37,367,276.81 : 51,566,874.11 = 20,847,403.94 : x - Step 2: Convert to fraction form
37,367,276.81/51,566,874.11 = 20,847,403.94/x - Step 3: Cross multiply
37,367,276.81x = 51,566,874.11 × 20,847,403.94 - Step 4: Simplify right side
37,367,276.81x = 1,075,035,454,494,298 - Step 5: Solve for x
x = 1,075,035,454,494,298/37,367,276.81 - Step 6: Final answer
x = 28,769,435.35
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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.