Finding the Fourth Proportional to 43,564,405.98, 65,368,653.93 and 18,023,745.18
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Solution
The fourth proportional to 43,564,405.98, 65,368,653.93 and 18,023,745.18 is: 27,044,738.35
Step by Step Solution
- Step 1: Write the proportion equation
43,564,405.98 : 65,368,653.93 = 18,023,745.18 : x - Step 2: Convert to fraction form
43,564,405.98/65,368,653.93 = 18,023,745.18/x - Step 3: Cross multiply
43,564,405.98x = 65,368,653.93 × 18,023,745.18 - Step 4: Simplify right side
43,564,405.98x = 1,178,187,961,193,925.50 - Step 5: Solve for x
x = 1,178,187,961,193,925.50/43,564,405.98 - Step 6: Final answer
x = 27,044,738.35
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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.