Finding the Fourth Proportional to 39,717,487.62, 59,585,835.60 and 13,806,048.24
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Solution
The fourth proportional to 39,717,487.62, 59,585,835.60 and 13,806,048.24 is: 20,712,410.83
Step by Step Solution
- Step 1: Write the proportion equation
39,717,487.62 : 59,585,835.60 = 13,806,048.24 : x - Step 2: Convert to fraction form
39,717,487.62/59,585,835.60 = 13,806,048.24/x - Step 3: Cross multiply
39,717,487.62x = 59,585,835.60 × 13,806,048.24 - Step 4: Simplify right side
39,717,487.62x = 822,644,920,714,309.38 - Step 5: Solve for x
x = 822,644,920,714,309.38/39,717,487.62 - Step 6: Final answer
x = 20,712,410.83
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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.