Finding the Fourth Proportional to 10,771,312.18, 16,156,923.99 and 4,381,510.54
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Solution
The fourth proportional to 10,771,312.18, 16,156,923.99 and 4,381,510.54 is: 6,572,247.80
Step by Step Solution
- Step 1: Write the proportion equation
10,771,312.18 : 16,156,923.99 = 4,381,510.54 : x - Step 2: Convert to fraction form
10,771,312.18/16,156,923.99 = 4,381,510.54/x - Step 3: Cross multiply
10,771,312.18x = 16,156,923.99 × 4,381,510.54 - Step 4: Simplify right side
10,771,312.18x = 70,791,732,756,163.86 - Step 5: Solve for x
x = 70,791,732,756,163.86/10,771,312.18 - Step 6: Final answer
x = 6,572,247.80
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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.