Finding the Fourth Proportional to 26,242,431.98, 36,214,571.70 and 14,639,995.44
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Solution
The fourth proportional to 26,242,431.98, 36,214,571.70 and 14,639,995.44 is: 20,203,202.40
Step by Step Solution
- Step 1: Write the proportion equation
26,242,431.98 : 36,214,571.70 = 14,639,995.44 : x - Step 2: Convert to fraction form
26,242,431.98/36,214,571.70 = 14,639,995.44/x - Step 3: Cross multiply
26,242,431.98x = 36,214,571.70 × 14,639,995.44 - Step 4: Simplify right side
26,242,431.98x = 530,181,164,549,553.06 - Step 5: Solve for x
x = 530,181,164,549,553.06/26,242,431.98 - Step 6: Final answer
x = 20,203,202.40
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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.