Finding the Fourth Proportional to 9,701,972.80, 14,551,792.80 and 4,021,604.80
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Solution
The fourth proportional to 9,701,972.80, 14,551,792.80 and 4,021,604.80 is: 6,031,923.71
Step by Step Solution
- Step 1: Write the proportion equation
9,701,972.80 : 14,551,792.80 = 4,021,604.80 : x - Step 2: Convert to fraction form
9,701,972.80/14,551,792.80 = 4,021,604.80/x - Step 3: Cross multiply
9,701,972.80x = 14,551,792.80 × 4,021,604.80 - Step 4: Simplify right side
9,701,972.80x = 58,521,559,773,085.44 - Step 5: Solve for x
x = 58,521,559,773,085.44/9,701,972.80 - Step 6: Final answer
x = 6,031,923.71
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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.