Finding the Fourth Proportional to 51,133,774.64, 76,711,433.94 and 16,587,478.76
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Solution
The fourth proportional to 51,133,774.64, 76,711,433.94 and 16,587,478.76 is: 24,884,712.50
Step by Step Solution
- Step 1: Write the proportion equation
51,133,774.64 : 76,711,433.94 = 16,587,478.76 : x - Step 2: Convert to fraction form
51,133,774.64/76,711,433.94 = 16,587,478.76/x - Step 3: Cross multiply
51,133,774.64x = 76,711,433.94 × 16,587,478.76 - Step 4: Simplify right side
51,133,774.64x = 1,272,449,280,745,336 - Step 5: Solve for x
x = 1,272,449,280,745,336/51,133,774.64 - Step 6: Final answer
x = 24,884,712.50
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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.