Finding the Fourth Proportional to 29,621,962.68, 44,416,967.18 and 13,439,084.06
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Solution
The fourth proportional to 29,621,962.68, 44,416,967.18 and 13,439,084.06 is: 20,151,377.60
Step by Step Solution
- Step 1: Write the proportion equation
29,621,962.68 : 44,416,967.18 = 13,439,084.06 : x - Step 2: Convert to fraction form
29,621,962.68/44,416,967.18 = 13,439,084.06/x - Step 3: Cross multiply
29,621,962.68x = 44,416,967.18 × 13,439,084.06 - Step 4: Simplify right side
29,621,962.68x = 596,923,355,333,000.88 - Step 5: Solve for x
x = 596,923,355,333,000.88/29,621,962.68 - Step 6: Final answer
x = 20,151,377.60
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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.