Finding the Fourth Proportional to 23,587,739.68, 32,545,695.18 and 13,270,698.40
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Solution
The fourth proportional to 23,587,739.68, 32,545,695.18 and 13,270,698.40 is: 18,310,533.81
Step by Step Solution
- Step 1: Write the proportion equation
23,587,739.68 : 32,545,695.18 = 13,270,698.40 : x - Step 2: Convert to fraction form
23,587,739.68/32,545,695.18 = 13,270,698.40/x - Step 3: Cross multiply
23,587,739.68x = 32,545,695.18 × 13,270,698.40 - Step 4: Simplify right side
23,587,739.68x = 431,904,104,952,113.75 - Step 5: Solve for x
x = 431,904,104,952,113.75/23,587,739.68 - Step 6: Final answer
x = 18,310,533.81
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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.