Finding the Fourth Proportional to 11,292,135.68, 15,583,204.96 and 6,135,510.40
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Solution
The fourth proportional to 11,292,135.68, 15,583,204.96 and 6,135,510.40 is: 8,467,035.71
Step by Step Solution
- Step 1: Write the proportion equation
11,292,135.68 : 15,583,204.96 = 6,135,510.40 : x - Step 2: Convert to fraction form
11,292,135.68/15,583,204.96 = 6,135,510.40/x - Step 3: Cross multiply
11,292,135.68x = 15,583,204.96 × 6,135,510.40 - Step 4: Simplify right side
11,292,135.68x = 95,610,916,097,411.59 - Step 5: Solve for x
x = 95,610,916,097,411.59/11,292,135.68 - Step 6: Final answer
x = 8,467,035.71
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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.