Finding the Fourth Proportional to 79,959,865.37, 119,947,117.70 and 22,451,749.02
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Solution
The fourth proportional to 79,959,865.37, 119,947,117.70 and 22,451,749.02 is: 33,679,678.80
Step by Step Solution
- Step 1: Write the proportion equation
79,959,865.37 : 119,947,117.70 = 22,451,749.02 : x - Step 2: Convert to fraction form
79,959,865.37/119,947,117.70 = 22,451,749.02/x - Step 3: Cross multiply
79,959,865.37x = 119,947,117.70 × 22,451,749.02 - Step 4: Simplify right side
79,959,865.37x = 2,693,022,582,272,799.50 - Step 5: Solve for x
x = 2,693,022,582,272,799.50/79,959,865.37 - Step 6: Final answer
x = 33,679,678.80
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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.