Finding the Fourth Proportional to 61,511,579.12, 84,883,291.08 and 33,633,763.76
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Solution
The fourth proportional to 61,511,579.12, 84,883,291.08 and 33,633,763.76 is: 46,413,124.17
Step by Step Solution
- Step 1: Write the proportion equation
61,511,579.12 : 84,883,291.08 = 33,633,763.76 : x - Step 2: Convert to fraction form
61,511,579.12/84,883,291.08 = 33,633,763.76/x - Step 3: Cross multiply
61,511,579.12x = 84,883,291.08 × 33,633,763.76 - Step 4: Simplify right side
61,511,579.12x = 2,854,944,559,356,035 - Step 5: Solve for x
x = 2,854,944,559,356,035/61,511,579.12 - Step 6: Final answer
x = 46,413,124.17
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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.