Finding the Fourth Proportional to 35,471,257.02, 48,950,312.85 and 19,173,733.02
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Solution
The fourth proportional to 35,471,257.02, 48,950,312.85 and 19,173,733.02 is: 26,459,739.76
Step by Step Solution
- Step 1: Write the proportion equation
35,471,257.02 : 48,950,312.85 = 19,173,733.02 : x - Step 2: Convert to fraction form
35,471,257.02/48,950,312.85 = 19,173,733.02/x - Step 3: Cross multiply
35,471,257.02x = 48,950,312.85 × 19,173,733.02 - Step 4: Simplify right side
35,471,257.02x = 938,560,229,831,375.38 - Step 5: Solve for x
x = 938,560,229,831,375.38/35,471,257.02 - Step 6: Final answer
x = 26,459,739.76
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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.