Finding the Fourth Proportional to 11,327,258.05, 16,999,348.84 and 7,675,328.81
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Solution
The fourth proportional to 11,327,258.05, 16,999,348.84 and 7,675,328.81 is: 11,518,726.90
Step by Step Solution
- Step 1: Write the proportion equation
11,327,258.05 : 16,999,348.84 = 7,675,328.81 : x - Step 2: Convert to fraction form
11,327,258.05/16,999,348.84 = 7,675,328.81/x - Step 3: Cross multiply
11,327,258.05x = 16,999,348.84 × 7,675,328.81 - Step 4: Simplify right side
11,327,258.05x = 130,475,591,926,202.12 - Step 5: Solve for x
x = 130,475,591,926,202.12/11,327,258.05 - Step 6: Final answer
x = 11,518,726.90
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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.