Finding the Fourth Proportional to 8,936,701.92, 12,332,280.24 and 4,862,337.12
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Solution
The fourth proportional to 8,936,701.92, 12,332,280.24 and 4,862,337.12 is: 6,709,824.78
Step by Step Solution
- Step 1: Write the proportion equation
8,936,701.92 : 12,332,280.24 = 4,862,337.12 : x - Step 2: Convert to fraction form
8,936,701.92/12,332,280.24 = 4,862,337.12/x - Step 3: Cross multiply
8,936,701.92x = 12,332,280.24 × 4,862,337.12 - Step 4: Simplify right side
8,936,701.92x = 59,963,703,985,194.51 - Step 5: Solve for x
x = 59,963,703,985,194.51/8,936,701.92 - Step 6: Final answer
x = 6,709,824.78
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.