Finding the Fourth Proportional to 10,211,688.40, 15,317,691.36 and 3,023,949.28
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Solution
The fourth proportional to 10,211,688.40, 15,317,691.36 and 3,023,949.28 is: 4,535,970.93
Step by Step Solution
- Step 1: Write the proportion equation
10,211,688.40 : 15,317,691.36 = 3,023,949.28 : x - Step 2: Convert to fraction form
10,211,688.40/15,317,691.36 = 3,023,949.28/x - Step 3: Cross multiply
10,211,688.40x = 15,317,691.36 × 3,023,949.28 - Step 4: Simplify right side
10,211,688.40x = 46,319,921,759,334.22 - Step 5: Solve for x
x = 46,319,921,759,334.22/10,211,688.40 - Step 6: Final answer
x = 4,535,970.93
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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.