Finding the Fourth Proportional to 73,803,722.80, 110,705,584.20 and 19,951,034.80
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Solution
The fourth proportional to 73,803,722.80, 110,705,584.20 and 19,951,034.80 is: 29,926,552.20
Step by Step Solution
- Step 1: Write the proportion equation
73,803,722.80 : 110,705,584.20 = 19,951,034.80 : x - Step 2: Convert to fraction form
73,803,722.80/110,705,584.20 = 19,951,034.80/x - Step 3: Cross multiply
73,803,722.80x = 110,705,584.20 × 19,951,034.80 - Step 4: Simplify right side
73,803,722.80x = 2,208,690,962,928,530.25 - Step 5: Solve for x
x = 2,208,690,962,928,530.25/73,803,722.80 - Step 6: Final answer
x = 29,926,552.20
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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.