Finding the Fourth Proportional to 26,580,822.12, 36,681,534.72 and 14,357,679.12
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Solution
The fourth proportional to 26,580,822.12, 36,681,534.72 and 14,357,679.12 is: 19,813,597.29
Step by Step Solution
- Step 1: Write the proportion equation
26,580,822.12 : 36,681,534.72 = 14,357,679.12 : x - Step 2: Convert to fraction form
26,580,822.12/36,681,534.72 = 14,357,679.12/x - Step 3: Cross multiply
26,580,822.12x = 36,681,534.72 × 14,357,679.12 - Step 4: Simplify right side
26,580,822.12x = 526,661,705,138,899 - Step 5: Solve for x
x = 526,661,705,138,899/26,580,822.12 - Step 6: Final answer
x = 19,813,597.29
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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.