Finding the Fourth Proportional to 32,343,935.04, 44,634,031.68 and 18,404,981.20
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Solution
The fourth proportional to 32,343,935.04, 44,634,031.68 and 18,404,981.20 is: 25,398,533.39
Step by Step Solution
- Step 1: Write the proportion equation
32,343,935.04 : 44,634,031.68 = 18,404,981.20 : x - Step 2: Convert to fraction form
32,343,935.04/44,634,031.68 = 18,404,981.20/x - Step 3: Cross multiply
32,343,935.04x = 44,634,031.68 × 18,404,981.20 - Step 4: Simplify right side
32,343,935.04x = 821,488,513,950,604.38 - Step 5: Solve for x
x = 821,488,513,950,604.38/32,343,935.04 - Step 6: Final answer
x = 25,398,533.39
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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.