Finding the Fourth Proportional to 35,295,671.62, 48,700,470.54 and 20,604,670.84
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Solution
The fourth proportional to 35,295,671.62, 48,700,470.54 and 20,604,670.84 is: 28,430,034.60
Step by Step Solution
- Step 1: Write the proportion equation
35,295,671.62 : 48,700,470.54 = 20,604,670.84 : x - Step 2: Convert to fraction form
35,295,671.62/48,700,470.54 = 20,604,670.84/x - Step 3: Cross multiply
35,295,671.62x = 48,700,470.54 × 20,604,670.84 - Step 4: Simplify right side
35,295,671.62x = 1,003,457,165,229,817 - Step 5: Solve for x
x = 1,003,457,165,229,817/35,295,671.62 - Step 6: Final answer
x = 28,430,034.60
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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.