Finding the Fourth Proportional to 15,180,294.05, 22,770,423.23 and 4,945,137.09
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Solution
The fourth proportional to 15,180,294.05, 22,770,423.23 and 4,945,137.09 is: 7,417,699.82
Step by Step Solution
- Step 1: Write the proportion equation
15,180,294.05 : 22,770,423.23 = 4,945,137.09 : x - Step 2: Convert to fraction form
15,180,294.05/22,770,423.23 = 4,945,137.09/x - Step 3: Cross multiply
15,180,294.05x = 22,770,423.23 × 4,945,137.09 - Step 4: Simplify right side
15,180,294.05x = 112,602,864,482,033.45 - Step 5: Solve for x
x = 112,602,864,482,033.45/15,180,294.05 - Step 6: Final answer
x = 7,417,699.82
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1.5x scale
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.