Finding the Fourth Proportional to 19,584,573.20, 29,379,624.60 and 6,119,997.20
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Solution
The fourth proportional to 19,584,573.20, 29,379,624.60 and 6,119,997.20 is: 9,180,859.77
Step by Step Solution
- Step 1: Write the proportion equation
19,584,573.20 : 29,379,624.60 = 6,119,997.20 : x - Step 2: Convert to fraction form
19,584,573.20/29,379,624.60 = 6,119,997.20/x - Step 3: Cross multiply
19,584,573.20x = 29,379,624.60 × 6,119,997.20 - Step 4: Simplify right side
19,584,573.20x = 179,803,220,289,051.12 - Step 5: Solve for x
x = 179,803,220,289,051.12/19,584,573.20 - Step 6: Final answer
x = 9,180,859.77
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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.