Finding the Fourth Proportional to 16,396,929.60, 24,602,767.20 and 7,416,859.20
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Solution
The fourth proportional to 16,396,929.60, 24,602,767.20 and 7,416,859.20 is: 11,128,623.75
Step by Step Solution
- Step 1: Write the proportion equation
16,396,929.60 : 24,602,767.20 = 7,416,859.20 : x - Step 2: Convert to fraction form
16,396,929.60/24,602,767.20 = 7,416,859.20/x - Step 3: Cross multiply
16,396,929.60x = 24,602,767.20 × 7,416,859.20 - Step 4: Simplify right side
16,396,929.60x = 182,475,260,252,778.25 - Step 5: Solve for x
x = 182,475,260,252,778.25/16,396,929.60 - Step 6: Final answer
x = 11,128,623.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.