Finding the Fourth Proportional to 38,809,744.80, 58,102,642.80 and 37,690,000.80
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Solution
The fourth proportional to 38,809,744.80, 58,102,642.80 and 37,690,000.80 is: 56,426,257.50
Step by Step Solution
- Step 1: Write the proportion equation
38,809,744.80 : 58,102,642.80 = 37,690,000.80 : x - Step 2: Convert to fraction form
38,809,744.80/58,102,642.80 = 37,690,000.80/x - Step 3: Cross multiply
38,809,744.80x = 58,102,642.80 × 37,690,000.80 - Step 4: Simplify right side
38,809,744.80x = 2,189,888,653,614,114 - Step 5: Solve for x
x = 2,189,888,653,614,114/38,809,744.80 - Step 6: Final answer
x = 56,426,257.50
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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.