Finding the Fourth Proportional to 15,530,023.46, 23,292,512.14 and 7,332,649.82
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Solution
The fourth proportional to 15,530,023.46, 23,292,512.14 and 7,332,649.82 is: 10,997,783.45
Step by Step Solution
- Step 1: Write the proportion equation
15,530,023.46 : 23,292,512.14 = 7,332,649.82 : x - Step 2: Convert to fraction form
15,530,023.46/23,292,512.14 = 7,332,649.82/x - Step 3: Cross multiply
15,530,023.46x = 23,292,512.14 × 7,332,649.82 - Step 4: Simplify right side
15,530,023.46x = 170,795,834,950,718.81 - Step 5: Solve for x
x = 170,795,834,950,718.81/15,530,023.46 - Step 6: Final answer
x = 10,997,783.45
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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.