Finding the Fourth Proportional to 7,011,750.27, 10,536,119.70 and 3,775,680.53
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Solution
The fourth proportional to 7,011,750.27, 10,536,119.70 and 3,775,680.53 is: 5,673,479.59
Step by Step Solution
- Step 1: Write the proportion equation
7,011,750.27 : 10,536,119.70 = 3,775,680.53 : x - Step 2: Convert to fraction form
7,011,750.27/10,536,119.70 = 3,775,680.53/x - Step 3: Cross multiply
7,011,750.27x = 10,536,119.70 × 3,775,680.53 - Step 4: Simplify right side
7,011,750.27x = 39,781,022,013,039.44 - Step 5: Solve for x
x = 39,781,022,013,039.44/7,011,750.27 - Step 6: Final answer
x = 5,673,479.59
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.