Finding the Fourth Proportional to 35,244,092.12, 48,639,924.72 and 20,564,487.63
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Solution
The fourth proportional to 35,244,092.12, 48,639,924.72 and 20,564,487.63 is: 28,380,788.67
Step by Step Solution
- Step 1: Write the proportion equation
35,244,092.12 : 48,639,924.72 = 20,564,487.63 : x - Step 2: Convert to fraction form
35,244,092.12/48,639,924.72 = 20,564,487.63/x - Step 3: Cross multiply
35,244,092.12x = 48,639,924.72 × 20,564,487.63 - Step 4: Simplify right side
35,244,092.12x = 1,000,255,130,228,571.12 - Step 5: Solve for x
x = 1,000,255,130,228,571.12/35,244,092.12 - Step 6: Final answer
x = 28,380,788.67
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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.