Finding the Fourth Proportional to 67,383,328.68, 92,993,246.16 and 38,003,941.68
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Solution
The fourth proportional to 67,383,328.68, 92,993,246.16 and 38,003,941.68 is: 52,447,837.96
Step by Step Solution
- Step 1: Write the proportion equation
67,383,328.68 : 92,993,246.16 = 38,003,941.68 : x - Step 2: Convert to fraction form
67,383,328.68/92,993,246.16 = 38,003,941.68/x - Step 3: Cross multiply
67,383,328.68x = 92,993,246.16 × 38,003,941.68 - Step 4: Simplify right side
67,383,328.68x = 3,534,109,903,698,524 - Step 5: Solve for x
x = 3,534,109,903,698,524/67,383,328.68 - Step 6: Final answer
x = 52,447,837.96
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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.