Finding the Fourth Proportional to 15,667,930.12, 23,494,335.90 and 6,567,584.20
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Solution
The fourth proportional to 15,667,930.12, 23,494,335.90 and 6,567,584.20 is: 9,848,207.65
Step by Step Solution
- Step 1: Write the proportion equation
15,667,930.12 : 23,494,335.90 = 6,567,584.20 : x - Step 2: Convert to fraction form
15,667,930.12/23,494,335.90 = 6,567,584.20/x - Step 3: Cross multiply
15,667,930.12x = 23,494,335.90 × 6,567,584.20 - Step 4: Simplify right side
15,667,930.12x = 154,301,029,246,332.78 - Step 5: Solve for x
x = 154,301,029,246,332.78/15,667,930.12 - Step 6: Final answer
x = 9,848,207.65
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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.