Finding the Fourth Proportional to 51,800,748.12, 71,483,158.80 and 28,595,376.84
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Solution
The fourth proportional to 51,800,748.12, 71,483,158.80 and 28,595,376.84 is: 39,460,585.76
Step by Step Solution
- Step 1: Write the proportion equation
51,800,748.12 : 71,483,158.80 = 28,595,376.84 : x - Step 2: Convert to fraction form
51,800,748.12/71,483,158.80 = 28,595,376.84/x - Step 3: Cross multiply
51,800,748.12x = 71,483,158.80 × 28,595,376.84 - Step 4: Simplify right side
51,800,748.12x = 2,044,087,863,599,562 - Step 5: Solve for x
x = 2,044,087,863,599,562/51,800,748.12 - Step 6: Final answer
x = 39,460,585.76
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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.