Finding the Fourth Proportional to 55,531,887.37, 83,329,726.38 and 43,367,202.88
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Solution
The fourth proportional to 55,531,887.37, 83,329,726.38 and 43,367,202.88 is: 65,075,712.73
Step by Step Solution
- Step 1: Write the proportion equation
55,531,887.37 : 83,329,726.38 = 43,367,202.88 : x - Step 2: Convert to fraction form
55,531,887.37/83,329,726.38 = 43,367,202.88/x - Step 3: Cross multiply
55,531,887.37x = 83,329,726.38 × 43,367,202.88 - Step 4: Simplify right side
55,531,887.37x = 3,613,777,149,856,348 - Step 5: Solve for x
x = 3,613,777,149,856,348/55,531,887.37 - Step 6: Final answer
x = 65,075,712.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.