Finding the Fourth Proportional to 43,290,399.36, 59,724,129.84 and 24,706,572.06
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Solution
The fourth proportional to 43,290,399.36, 59,724,129.84 and 24,706,572.06 is: 34,085,583.40
Step by Step Solution
- Step 1: Write the proportion equation
43,290,399.36 : 59,724,129.84 = 24,706,572.06 : x - Step 2: Convert to fraction form
43,290,399.36/59,724,129.84 = 24,706,572.06/x - Step 3: Cross multiply
43,290,399.36x = 59,724,129.84 × 24,706,572.06 - Step 4: Simplify right side
43,290,399.36x = 1,475,578,517,612,756.25 - Step 5: Solve for x
x = 1,475,578,517,612,756.25/43,290,399.36 - Step 6: Final answer
x = 34,085,583.40
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.