Finding the Fourth Proportional to 19,485,520.60, 29,234,772.12 and 6,532,953.04
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Solution
The fourth proportional to 19,485,520.60, 29,234,772.12 and 6,532,953.04 is: 9,801,605.89
Step by Step Solution
- Step 1: Write the proportion equation
19,485,520.60 : 29,234,772.12 = 6,532,953.04 : x - Step 2: Convert to fraction form
19,485,520.60/29,234,772.12 = 6,532,953.04/x - Step 3: Cross multiply
19,485,520.60x = 29,234,772.12 × 6,532,953.04 - Step 4: Simplify right side
19,485,520.60x = 190,989,393,395,061.25 - Step 5: Solve for x
x = 190,989,393,395,061.25/19,485,520.60 - Step 6: Final answer
x = 9,801,605.89
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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.