Finding the Fourth Proportional to 44,588,642.48, 66,866,917.87 and 15,434,560.14
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Solution
The fourth proportional to 44,588,642.48, 66,866,917.87 and 15,434,560.14 is: 23,146,285.86
Step by Step Solution
- Step 1: Write the proportion equation
44,588,642.48 : 66,866,917.87 = 15,434,560.14 : x - Step 2: Convert to fraction form
44,588,642.48/66,866,917.87 = 15,434,560.14/x - Step 3: Cross multiply
44,588,642.48x = 66,866,917.87 × 15,434,560.14 - Step 4: Simplify right side
44,588,642.48x = 1,032,061,465,009,498 - Step 5: Solve for x
x = 1,032,061,465,009,498/44,588,642.48 - Step 6: Final answer
x = 23,146,285.86
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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.