Finding the Fourth Proportional to 26,141,066.60, 36,075,135.40 and 14,538,634.70
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Solution
The fourth proportional to 26,141,066.60, 36,075,135.40 and 14,538,634.70 is: 20,063,573.66
Step by Step Solution
- Step 1: Write the proportion equation
26,141,066.60 : 36,075,135.40 = 14,538,634.70 : x - Step 2: Convert to fraction form
26,141,066.60/36,075,135.40 = 14,538,634.70/x - Step 3: Cross multiply
26,141,066.60x = 36,075,135.40 × 14,538,634.70 - Step 4: Simplify right side
26,141,066.60x = 524,483,215,333,638.31 - Step 5: Solve for x
x = 524,483,215,333,638.31/26,141,066.60 - Step 6: Final answer
x = 20,063,573.66
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1.5x scale
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.