Finding the Fourth Proportional to 7,602,092.68, 10,490,889.76 and 4,164,455.92
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Solution
The fourth proportional to 7,602,092.68, 10,490,889.76 and 4,164,455.92 is: 5,746,950.19
Step by Step Solution
- Step 1: Write the proportion equation
7,602,092.68 : 10,490,889.76 = 4,164,455.92 : x - Step 2: Convert to fraction form
7,602,092.68/10,490,889.76 = 4,164,455.92/x - Step 3: Cross multiply
7,602,092.68x = 10,490,889.76 × 4,164,455.92 - Step 4: Simplify right side
7,602,092.68x = 43,688,847,967,099.38 - Step 5: Solve for x
x = 43,688,847,967,099.38/7,602,092.68 - Step 6: Final answer
x = 5,746,950.19
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.