Finding the Fourth Proportional to 36,497,178.96, 50,367,388.14 and 19,977,317.02
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Solution
The fourth proportional to 36,497,178.96, 50,367,388.14 and 19,977,317.02 is: 27,569,398.76
Step by Step Solution
- Step 1: Write the proportion equation
36,497,178.96 : 50,367,388.14 = 19,977,317.02 : x - Step 2: Convert to fraction form
36,497,178.96/50,367,388.14 = 19,977,317.02/x - Step 3: Cross multiply
36,497,178.96x = 50,367,388.14 × 19,977,317.02 - Step 4: Simplify right side
36,497,178.96x = 1,006,205,280,342,168.12 - Step 5: Solve for x
x = 1,006,205,280,342,168.12/36,497,178.96 - Step 6: Final answer
x = 27,569,398.76
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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.