Finding the Fourth Proportional to 36,150,704.64, 49,887,791.10 and 19,630,681.62
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Solution
The fourth proportional to 36,150,704.64, 49,887,791.10 and 19,630,681.62 is: 27,090,242.18
Step by Step Solution
- Step 1: Write the proportion equation
36,150,704.64 : 49,887,791.10 = 19,630,681.62 : x - Step 2: Convert to fraction form
36,150,704.64/49,887,791.10 = 19,630,681.62/x - Step 3: Cross multiply
36,150,704.64x = 49,887,791.10 × 19,630,681.62 - Step 4: Simplify right side
36,150,704.64x = 979,331,343,809,169.62 - Step 5: Solve for x
x = 979,331,343,809,169.62/36,150,704.64 - Step 6: Final answer
x = 27,090,242.18
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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.