Finding the Fourth Proportional to 61,103,934.18, 84,325,027.32 and 33,228,274.73
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Solution
The fourth proportional to 61,103,934.18, 84,325,027.32 and 33,228,274.73 is: 45,855,888.20
Step by Step Solution
- Step 1: Write the proportion equation
61,103,934.18 : 84,325,027.32 = 33,228,274.73 : x - Step 2: Convert to fraction form
61,103,934.18/84,325,027.32 = 33,228,274.73/x - Step 3: Cross multiply
61,103,934.18x = 84,325,027.32 × 33,228,274.73 - Step 4: Simplify right side
61,103,934.18x = 2,801,975,174,403,715.50 - Step 5: Solve for x
x = 2,801,975,174,403,715.50/61,103,934.18 - Step 6: Final answer
x = 45,855,888.20
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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.