Finding the Fourth Proportional to 61,545,809.80, 92,318,714.70 and 58,711,457.80
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Solution
The fourth proportional to 61,545,809.80, 92,318,714.70 and 58,711,457.80 is: 88,067,186.70
Step by Step Solution
- Step 1: Write the proportion equation
61,545,809.80 : 92,318,714.70 = 58,711,457.80 : x - Step 2: Convert to fraction form
61,545,809.80/92,318,714.70 = 58,711,457.80/x - Step 3: Cross multiply
61,545,809.80x = 92,318,714.70 × 58,711,457.80 - Step 4: Simplify right side
61,545,809.80x = 5,420,166,322,259,290 - Step 5: Solve for x
x = 5,420,166,322,259,290/61,545,809.80 - Step 6: Final answer
x = 88,067,186.70
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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.