Finding the Fourth Proportional to 38,088,311.04, 57,134,625.74 and 12,182,887.80
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Solution
The fourth proportional to 38,088,311.04, 57,134,625.74 and 12,182,887.80 is: 18,275,022.33
Step by Step Solution
- Step 1: Write the proportion equation
38,088,311.04 : 57,134,625.74 = 12,182,887.80 : x - Step 2: Convert to fraction form
38,088,311.04/57,134,625.74 = 12,182,887.80/x - Step 3: Cross multiply
38,088,311.04x = 57,134,625.74 × 12,182,887.80 - Step 4: Simplify right side
38,088,311.04x = 696,064,734,885,412 - Step 5: Solve for x
x = 696,064,734,885,412/38,088,311.04 - Step 6: Final answer
x = 18,275,022.33
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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.