Finding the Fourth Proportional to 26,242,427.44, 36,214,565.40 and 14,639,990.96
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Solution
The fourth proportional to 26,242,427.44, 36,214,565.40 and 14,639,990.96 is: 20,203,196.19
Step by Step Solution
- Step 1: Write the proportion equation
26,242,427.44 : 36,214,565.40 = 14,639,990.96 : x - Step 2: Convert to fraction form
26,242,427.44/36,214,565.40 = 14,639,990.96/x - Step 3: Cross multiply
26,242,427.44x = 36,214,565.40 × 14,639,990.96 - Step 4: Simplify right side
26,242,427.44x = 530,180,910,076,328.81 - Step 5: Solve for x
x = 530,180,910,076,328.81/26,242,427.44 - Step 6: Final answer
x = 20,203,196.19
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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.