Finding the Fourth Proportional to 5,028,384.42, 6,939,037.53 and 2,736,495.90
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Solution
The fourth proportional to 5,028,384.42, 6,939,037.53 and 2,736,495.90 is: 3,776,291.98
Step by Step Solution
- Step 1: Write the proportion equation
5,028,384.42 : 6,939,037.53 = 2,736,495.90 : x - Step 2: Convert to fraction form
5,028,384.42/6,939,037.53 = 2,736,495.90/x - Step 3: Cross multiply
5,028,384.42x = 6,939,037.53 × 2,736,495.90 - Step 4: Simplify right side
5,028,384.42x = 18,988,647,750,791.13 - Step 5: Solve for x
x = 18,988,647,750,791.13/5,028,384.42 - Step 6: Final answer
x = 3,776,291.98
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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.