Finding the Fourth Proportional to 36,884,032.80, 55,353,728.40 and 13,877,656.66
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Solution
The fourth proportional to 36,884,032.80, 55,353,728.40 and 13,877,656.66 is: 20,826,899.32
Step by Step Solution
- Step 1: Write the proportion equation
36,884,032.80 : 55,353,728.40 = 13,877,656.66 : x - Step 2: Convert to fraction form
36,884,032.80/55,353,728.40 = 13,877,656.66/x - Step 3: Cross multiply
36,884,032.80x = 55,353,728.40 × 13,877,656.66 - Step 4: Simplify right side
36,884,032.80x = 768,180,037,586,091.12 - Step 5: Solve for x
x = 768,180,037,586,091.12/36,884,032.80 - Step 6: Final answer
x = 20,826,899.32
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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.