Finding the Fourth Proportional to 56,386,960.92, 84,580,515.54 and 15,446,763.99
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Solution
The fourth proportional to 56,386,960.92, 84,580,515.54 and 15,446,763.99 is: 23,170,166.30
Step by Step Solution
- Step 1: Write the proportion equation
56,386,960.92 : 84,580,515.54 = 15,446,763.99 : x - Step 2: Convert to fraction form
56,386,960.92/84,580,515.54 = 15,446,763.99/x - Step 3: Cross multiply
56,386,960.92x = 84,580,515.54 × 15,446,763.99 - Step 4: Simplify right side
56,386,960.92x = 1,306,495,261,698,907.50 - Step 5: Solve for x
x = 1,306,495,261,698,907.50/56,386,960.92 - Step 6: Final answer
x = 23,170,166.30
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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.