Finding the Fourth Proportional to 16,486,048.40, 24,728,813.40 and 4,518,784.40
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Solution
The fourth proportional to 16,486,048.40, 24,728,813.40 and 4,518,784.40 is: 6,778,105.55
Step by Step Solution
- Step 1: Write the proportion equation
16,486,048.40 : 24,728,813.40 = 4,518,784.40 : x - Step 2: Convert to fraction form
16,486,048.40/24,728,813.40 = 4,518,784.40/x - Step 3: Cross multiply
16,486,048.40x = 24,728,813.40 × 4,518,784.40 - Step 4: Simplify right side
16,486,048.40x = 111,744,176,222,430.97 - Step 5: Solve for x
x = 111,744,176,222,430.97/16,486,048.40 - Step 6: Final answer
x = 6,778,105.55
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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.