Finding the Fourth Proportional to 8,337,402.18, 12,497,432.76 and 3,223,344.65
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Solution
The fourth proportional to 8,337,402.18, 12,497,432.76 and 3,223,344.65 is: 4,831,664.84
Step by Step Solution
- Step 1: Write the proportion equation
8,337,402.18 : 12,497,432.76 = 3,223,344.65 : x - Step 2: Convert to fraction form
8,337,402.18/12,497,432.76 = 3,223,344.65/x - Step 3: Cross multiply
8,337,402.18x = 12,497,432.76 × 3,223,344.65 - Step 4: Simplify right side
8,337,402.18x = 40,283,532,963,193.57 - Step 5: Solve for x
x = 40,283,532,963,193.57/8,337,402.18 - Step 6: Final answer
x = 4,831,664.84
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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.