Finding the Fourth Proportional to 17,664,946.60, 26,497,419.90 and 9,581,794.60
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Solution
The fourth proportional to 17,664,946.60, 26,497,419.90 and 9,581,794.60 is: 14,372,691.90
Step by Step Solution
- Step 1: Write the proportion equation
17,664,946.60 : 26,497,419.90 = 9,581,794.60 : x - Step 2: Convert to fraction form
17,664,946.60/26,497,419.90 = 9,581,794.60/x - Step 3: Cross multiply
17,664,946.60x = 26,497,419.90 × 9,581,794.60 - Step 4: Simplify right side
17,664,946.60x = 253,892,834,911,752.53 - Step 5: Solve for x
x = 253,892,834,911,752.53/17,664,946.60 - Step 6: Final answer
x = 14,372,691.90
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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.