Finding the Fourth Proportional to 61,352,595.20, 84,674,079.36 and 35,247,063.68
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Solution
The fourth proportional to 61,352,595.20, 84,674,079.36 and 35,247,063.68 is: 48,645,255.47
Step by Step Solution
- Step 1: Write the proportion equation
61,352,595.20 : 84,674,079.36 = 35,247,063.68 : x - Step 2: Convert to fraction form
61,352,595.20/84,674,079.36 = 35,247,063.68/x - Step 3: Cross multiply
61,352,595.20x = 84,674,079.36 × 35,247,063.68 - Step 4: Simplify right side
61,352,595.20x = 2,984,512,667,247,293.50 - Step 5: Solve for x
x = 2,984,512,667,247,293.50/61,352,595.20 - Step 6: Final answer
x = 48,645,255.47
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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.