Finding the Fourth Proportional to 15,452,809.07, 23,178,641.63 and 6,234,768.09
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Solution
The fourth proportional to 15,452,809.07, 23,178,641.63 and 6,234,768.09 is: 9,351,921.36
Step by Step Solution
- Step 1: Write the proportion equation
15,452,809.07 : 23,178,641.63 = 6,234,768.09 : x - Step 2: Convert to fraction form
15,452,809.07/23,178,641.63 = 6,234,768.09/x - Step 3: Cross multiply
15,452,809.07x = 23,178,641.63 × 6,234,768.09 - Step 4: Simplify right side
15,452,809.07x = 144,513,455,173,095.75 - Step 5: Solve for x
x = 144,513,455,173,095.75/15,452,809.07 - Step 6: Final answer
x = 9,351,921.36
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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.