Finding the Fourth Proportional to 5,369,731.09, 8,043,967.76 and 4,696,572.49
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Solution
The fourth proportional to 5,369,731.09, 8,043,967.76 and 4,696,572.49 is: 7,035,562.31
Step by Step Solution
- Step 1: Write the proportion equation
5,369,731.09 : 8,043,967.76 = 4,696,572.49 : x - Step 2: Convert to fraction form
5,369,731.09/8,043,967.76 = 4,696,572.49/x - Step 3: Cross multiply
5,369,731.09x = 8,043,967.76 × 4,696,572.49 - Step 4: Simplify right side
5,369,731.09x = 37,779,077,628,360.23 - Step 5: Solve for x
x = 37,779,077,628,360.23/5,369,731.09 - Step 6: Final answer
x = 7,035,562.31
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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.