Finding the Fourth Proportional to 8,753,645.46, 13,128,176.24 and 2,603,970.19
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Solution
The fourth proportional to 8,753,645.46, 13,128,176.24 and 2,603,970.19 is: 3,905,273.48
Step by Step Solution
- Step 1: Write the proportion equation
8,753,645.46 : 13,128,176.24 = 2,603,970.19 : x - Step 2: Convert to fraction form
8,753,645.46/13,128,176.24 = 2,603,970.19/x - Step 3: Cross multiply
8,753,645.46x = 13,128,176.24 × 2,603,970.19 - Step 4: Simplify right side
8,753,645.46x = 34,185,379,499,365.55 - Step 5: Solve for x
x = 34,185,379,499,365.55/8,753,645.46 - Step 6: Final answer
x = 3,905,273.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.