Finding the Fourth Proportional to 26,009,523.97, 39,027,105 and 12,177,417.63
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Solution
The fourth proportional to 26,009,523.97, 39,027,105 and 12,177,417.63 is: 18,272,128.20
Step by Step Solution
- Step 1: Write the proportion equation
26,009,523.97 : 39,027,105 = 12,177,417.63 : x - Step 2: Convert to fraction form
26,009,523.97/39,027,105 = 12,177,417.63/x - Step 3: Cross multiply
26,009,523.97x = 39,027,105 × 12,177,417.63 - Step 4: Simplify right side
26,009,523.97x = 475,249,356,474,861.19 - Step 5: Solve for x
x = 475,249,356,474,861.19/26,009,523.97 - Step 6: Final answer
x = 18,272,128.20
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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.