Finding the Fourth Proportional to 55,724,712.70, 83,587,069.05 and 29,896,680.10
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Solution
The fourth proportional to 55,724,712.70, 83,587,069.05 and 29,896,680.10 is: 44,845,020.15
Step by Step Solution
- Step 1: Write the proportion equation
55,724,712.70 : 83,587,069.05 = 29,896,680.10 : x - Step 2: Convert to fraction form
55,724,712.70/83,587,069.05 = 29,896,680.10/x - Step 3: Cross multiply
55,724,712.70x = 83,587,069.05 × 29,896,680.10 - Step 4: Simplify right side
55,724,712.70x = 2,498,975,863,884,461 - Step 5: Solve for x
x = 2,498,975,863,884,461/55,724,712.70 - Step 6: Final answer
x = 44,845,020.15
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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.