Finding the Fourth Proportional to 36,829,312.78, 50,829,033.84 and 21,153,246.70
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Solution
The fourth proportional to 36,829,312.78, 50,829,033.84 and 21,153,246.70 is: 29,194,112.28
Step by Step Solution
- Step 1: Write the proportion equation
36,829,312.78 : 50,829,033.84 = 21,153,246.70 : x - Step 2: Convert to fraction form
36,829,312.78/50,829,033.84 = 21,153,246.70/x - Step 3: Cross multiply
36,829,312.78x = 50,829,033.84 × 21,153,246.70 - Step 4: Simplify right side
36,829,312.78x = 1,075,199,092,340,168.38 - Step 5: Solve for x
x = 1,075,199,092,340,168.38/36,829,312.78 - Step 6: Final answer
x = 29,194,112.28
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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.