Finding the Fourth Proportional to 5,749,769.68, 7,937,292.36 and 4,096,983.76
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Solution
The fourth proportional to 5,749,769.68, 7,937,292.36 and 4,096,983.76 is: 5,655,697.48
Step by Step Solution
- Step 1: Write the proportion equation
5,749,769.68 : 7,937,292.36 = 4,096,983.76 : x - Step 2: Convert to fraction form
5,749,769.68/7,937,292.36 = 4,096,983.76/x - Step 3: Cross multiply
5,749,769.68x = 7,937,292.36 × 4,096,983.76 - Step 4: Simplify right side
5,749,769.68x = 32,518,957,897,292.07 - Step 5: Solve for x
x = 32,518,957,897,292.07/5,749,769.68 - Step 6: Final answer
x = 5,655,697.48
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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.