Finding the Fourth Proportional to 9,570,502.12, 14,358,863.58 and 6,388,562.92
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Solution
The fourth proportional to 9,570,502.12, 14,358,863.58 and 6,388,562.92 is: 9,584,920.65
Step by Step Solution
- Step 1: Write the proportion equation
9,570,502.12 : 14,358,863.58 = 6,388,562.92 : x - Step 2: Convert to fraction form
9,570,502.12/14,358,863.58 = 6,388,562.92/x - Step 3: Cross multiply
9,570,502.12x = 14,358,863.58 × 6,388,562.92 - Step 4: Simplify right side
9,570,502.12x = 91,732,503,440,526.45 - Step 5: Solve for x
x = 91,732,503,440,526.45/9,570,502.12 - Step 6: Final answer
x = 9,584,920.65
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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.