Finding the Fourth Proportional to 55,302,420.53, 82,946,246.92 and 16,440,143.13
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Solution
The fourth proportional to 55,302,420.53, 82,946,246.92 and 16,440,143.13 is: 24,658,019.64
Step by Step Solution
- Step 1: Write the proportion equation
55,302,420.53 : 82,946,246.92 = 16,440,143.13 : x - Step 2: Convert to fraction form
55,302,420.53/82,946,246.92 = 16,440,143.13/x - Step 3: Cross multiply
55,302,420.53x = 82,946,246.92 × 16,440,143.13 - Step 4: Simplify right side
55,302,420.53x = 1,363,648,171,461,121.75 - Step 5: Solve for x
x = 1,363,648,171,461,121.75/55,302,420.53 - Step 6: Final answer
x = 24,658,019.64
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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.