Finding the Fourth Proportional to 61,149,604.68, 84,383,924.28 and 33,272,429.58
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Solution
The fourth proportional to 61,149,604.68, 84,383,924.28 and 33,272,429.58 is: 45,914,576.11
Step by Step Solution
- Step 1: Write the proportion equation
61,149,604.68 : 84,383,924.28 = 33,272,429.58 : x - Step 2: Convert to fraction form
61,149,604.68/84,383,924.28 = 33,272,429.58/x - Step 3: Cross multiply
61,149,604.68x = 84,383,924.28 × 33,272,429.58 - Step 4: Simplify right side
61,149,604.68x = 2,807,658,178,290,352 - Step 5: Solve for x
x = 2,807,658,178,290,352/61,149,604.68 - Step 6: Final answer
x = 45,914,576.11
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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.