Finding the Fourth Proportional to 22,704,455.75, 34,055,462.66 and 11,178,432.68
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Solution
The fourth proportional to 22,704,455.75, 34,055,462.66 and 11,178,432.68 is: 16,767,047.88
Step by Step Solution
- Step 1: Write the proportion equation
22,704,455.75 : 34,055,462.66 = 11,178,432.68 : x - Step 2: Convert to fraction form
22,704,455.75/34,055,462.66 = 11,178,432.68/x - Step 3: Cross multiply
22,704,455.75x = 34,055,462.66 × 11,178,432.68 - Step 4: Simplify right side
22,704,455.75x = 380,686,696,504,894.31 - Step 5: Solve for x
x = 380,686,696,504,894.31/22,704,455.75 - Step 6: Final answer
x = 16,767,047.88
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1.5x scale
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.