Finding the Fourth Proportional to 13,885,621.98, 20,829,803.34 and 4,786,521.68
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Solution
The fourth proportional to 13,885,621.98, 20,829,803.34 and 4,786,521.68 is: 7,180,254.90
Step by Step Solution
- Step 1: Write the proportion equation
13,885,621.98 : 20,829,803.34 = 4,786,521.68 : x - Step 2: Convert to fraction form
13,885,621.98/20,829,803.34 = 4,786,521.68/x - Step 3: Cross multiply
13,885,621.98x = 20,829,803.34 × 4,786,521.68 - Step 4: Simplify right side
13,885,621.98x = 99,702,305,260,381.41 - Step 5: Solve for x
x = 99,702,305,260,381.41/13,885,621.98 - Step 6: Final answer
x = 7,180,254.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.