Finding the Fourth Proportional to 8,696,885.30, 13,043,172.29 and 2,939,491.06
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Solution
The fourth proportional to 8,696,885.30, 13,043,172.29 and 2,939,491.06 is: 4,408,507.99
Step by Step Solution
- Step 1: Write the proportion equation
8,696,885.30 : 13,043,172.29 = 2,939,491.06 : x - Step 2: Convert to fraction form
8,696,885.30/13,043,172.29 = 2,939,491.06/x - Step 3: Cross multiply
8,696,885.30x = 13,043,172.29 × 2,939,491.06 - Step 4: Simplify right side
8,696,885.30x = 38,340,288,293,189.34 - Step 5: Solve for x
x = 38,340,288,293,189.34/8,696,885.30 - Step 6: Final answer
x = 4,408,507.99
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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.