Finding the Fourth Proportional to 10,305,328.60, 15,444,773.70 and 5,756,368.60
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Solution
The fourth proportional to 10,305,328.60, 15,444,773.70 and 5,756,368.60 is: 8,627,168.90
Step by Step Solution
- Step 1: Write the proportion equation
10,305,328.60 : 15,444,773.70 = 5,756,368.60 : x - Step 2: Convert to fraction form
10,305,328.60/15,444,773.70 = 5,756,368.60/x - Step 3: Cross multiply
10,305,328.60x = 15,444,773.70 × 5,756,368.60 - Step 4: Simplify right side
10,305,328.60x = 88,905,810,360,785.81 - Step 5: Solve for x
x = 88,905,810,360,785.81/10,305,328.60 - Step 6: Final answer
x = 8,627,168.90
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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.