Finding the Fourth Proportional to 11,649,260.76, 17,472,710.16 and 3,128,490.06
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Solution
The fourth proportional to 11,649,260.76, 17,472,710.16 and 3,128,490.06 is: 4,692,417.93
Step by Step Solution
- Step 1: Write the proportion equation
11,649,260.76 : 17,472,710.16 = 3,128,490.06 : x - Step 2: Convert to fraction form
11,649,260.76/17,472,710.16 = 3,128,490.06/x - Step 3: Cross multiply
11,649,260.76x = 17,472,710.16 × 3,128,490.06 - Step 4: Simplify right side
11,649,260.76x = 54,663,200,056,821.01 - Step 5: Solve for x
x = 54,663,200,056,821.01/11,649,260.76 - Step 6: Final answer
x = 4,692,417.93
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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.