Finding the Fourth Proportional to 71,005,810.70, 106,508,716.05 and 32,742,058.70
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Solution
The fourth proportional to 71,005,810.70, 106,508,716.05 and 32,742,058.70 is: 49,113,088.05
Step by Step Solution
- Step 1: Write the proportion equation
71,005,810.70 : 106,508,716.05 = 32,742,058.70 : x - Step 2: Convert to fraction form
71,005,810.70/106,508,716.05 = 32,742,058.70/x - Step 3: Cross multiply
71,005,810.70x = 106,508,716.05 × 32,742,058.70 - Step 4: Simplify right side
71,005,810.70x = 3,487,314,632,970,732 - Step 5: Solve for x
x = 3,487,314,632,970,732/71,005,810.70 - Step 6: Final answer
x = 49,113,088.05
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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.