Finding the Fourth Proportional to 23,330,313.20, 34,984,972.20 and 8,948,601.20
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Solution
The fourth proportional to 23,330,313.20, 34,984,972.20 and 8,948,601.20 is: 13,418,875.33
Step by Step Solution
- Step 1: Write the proportion equation
23,330,313.20 : 34,984,972.20 = 8,948,601.20 : x - Step 2: Convert to fraction form
23,330,313.20/34,984,972.20 = 8,948,601.20/x - Step 3: Cross multiply
23,330,313.20x = 34,984,972.20 × 8,948,601.20 - Step 4: Simplify right side
23,330,313.20x = 313,066,564,210,886.62 - Step 5: Solve for x
x = 313,066,564,210,886.62/23,330,313.20 - Step 6: Final answer
x = 13,418,875.33
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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.