Finding the Fourth Proportional to 51,125,792.10, 76,688,688.15 and 24,251,936.10
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Solution
The fourth proportional to 51,125,792.10, 76,688,688.15 and 24,251,936.10 is: 36,377,904.15
Step by Step Solution
- Step 1: Write the proportion equation
51,125,792.10 : 76,688,688.15 = 24,251,936.10 : x - Step 2: Convert to fraction form
51,125,792.10/76,688,688.15 = 24,251,936.10/x - Step 3: Cross multiply
51,125,792.10x = 76,688,688.15 × 24,251,936.10 - Step 4: Simplify right side
51,125,792.10x = 1,859,849,164,606,627.50 - Step 5: Solve for x
x = 1,859,849,164,606,627.50/51,125,792.10 - Step 6: Final answer
x = 36,377,904.15
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Double scale
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Similar ratio
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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.