Finding the Fourth Proportional to 62,315,909.70, 93,473,864.55 and 51,699,077.70
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Solution
The fourth proportional to 62,315,909.70, 93,473,864.55 and 51,699,077.70 is: 77,548,616.55
Step by Step Solution
- Step 1: Write the proportion equation
62,315,909.70 : 93,473,864.55 = 51,699,077.70 : x - Step 2: Convert to fraction form
62,315,909.70/93,473,864.55 = 51,699,077.70/x - Step 3: Cross multiply
62,315,909.70x = 93,473,864.55 × 51,699,077.70 - Step 4: Simplify right side
62,315,909.70x = 4,832,512,586,289,726 - Step 5: Solve for x
x = 4,832,512,586,289,726/62,315,909.70 - Step 6: Final answer
x = 77,548,616.55
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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.