Finding the Fourth Proportional to 73,247,879.70, 109,889,315.55 and 22,130,399.70
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Solution
The fourth proportional to 73,247,879.70, 109,889,315.55 and 22,130,399.70 is: 33,200,885.62
Step by Step Solution
- Step 1: Write the proportion equation
73,247,879.70 : 109,889,315.55 = 22,130,399.70 : x - Step 2: Convert to fraction form
73,247,879.70/109,889,315.55 = 22,130,399.70/x - Step 3: Cross multiply
73,247,879.70x = 109,889,315.55 × 22,130,399.70 - Step 4: Simplify right side
73,247,879.70x = 2,431,894,475,880,925 - Step 5: Solve for x
x = 2,431,894,475,880,925/73,247,879.70 - Step 6: Final answer
x = 33,200,885.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.