Finding the Fourth Proportional to 77,197,937.24, 106,535,004.29 and 41,917,229.36
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Solution
The fourth proportional to 77,197,937.24, 106,535,004.29 and 41,917,229.36 is: 57,846,781.52
Step by Step Solution
- Step 1: Write the proportion equation
77,197,937.24 : 106,535,004.29 = 41,917,229.36 : x - Step 2: Convert to fraction form
77,197,937.24/106,535,004.29 = 41,917,229.36/x - Step 3: Cross multiply
77,197,937.24x = 106,535,004.29 × 41,917,229.36 - Step 4: Simplify right side
77,197,937.24x = 4,465,652,209,692,514 - Step 5: Solve for x
x = 4,465,652,209,692,514/77,197,937.24 - Step 6: Final answer
x = 57,846,781.52
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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.