Finding the Fourth Proportional to 18,338,263.99, 25,306,719.53 and 10,497,733.00
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Solution
The fourth proportional to 18,338,263.99, 25,306,719.53 and 10,497,733.00 is: 14,486,823.01
Step by Step Solution
- Step 1: Write the proportion equation
18,338,263.99 : 25,306,719.53 = 10,497,733.00 : x - Step 2: Convert to fraction form
18,338,263.99/25,306,719.53 = 10,497,733.00/x - Step 3: Cross multiply
18,338,263.99x = 25,306,719.53 × 10,497,733.00 - Step 4: Simplify right side
18,338,263.99x = 265,663,184,616,070.03 - Step 5: Solve for x
x = 265,663,184,616,070.03/18,338,263.99 - Step 6: Final answer
x = 14,486,823.01
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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.