Finding the Fourth Proportional to 13,135,760.46, 19,705,521.12 and 4,038,621.90
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Solution
The fourth proportional to 13,135,760.46, 19,705,521.12 and 4,038,621.90 is: 6,058,510.99
Step by Step Solution
- Step 1: Write the proportion equation
13,135,760.46 : 19,705,521.12 = 4,038,621.90 : x - Step 2: Convert to fraction form
13,135,760.46/19,705,521.12 = 4,038,621.90/x - Step 3: Cross multiply
13,135,760.46x = 19,705,521.12 × 4,038,621.90 - Step 4: Simplify right side
13,135,760.46x = 79,583,149,146,144.53 - Step 5: Solve for x
x = 79,583,149,146,144.53/13,135,760.46 - Step 6: Final answer
x = 6,058,510.99
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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.