Finding the Fourth Proportional to 13,018,302.02, 19,528,765.23 and 3,434,343.14
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Solution
The fourth proportional to 13,018,302.02, 19,528,765.23 and 3,434,343.14 is: 5,151,860.88
Step by Step Solution
- Step 1: Write the proportion equation
13,018,302.02 : 19,528,765.23 = 3,434,343.14 : x - Step 2: Convert to fraction form
13,018,302.02/19,528,765.23 = 3,434,343.14/x - Step 3: Cross multiply
13,018,302.02x = 19,528,765.23 × 3,434,343.14 - Step 4: Simplify right side
13,018,302.02x = 67,068,480,962,021.73 - Step 5: Solve for x
x = 67,068,480,962,021.73/13,018,302.02 - Step 6: Final answer
x = 5,151,860.88
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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.