Finding the Fourth Proportional to 11,838,356.64, 17,750,752.32 and 3,638,863.44
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Solution
The fourth proportional to 11,838,356.64, 17,750,752.32 and 3,638,863.44 is: 5,456,210.32
Step by Step Solution
- Step 1: Write the proportion equation
11,838,356.64 : 17,750,752.32 = 3,638,863.44 : x - Step 2: Convert to fraction form
11,838,356.64/17,750,752.32 = 3,638,863.44/x - Step 3: Cross multiply
11,838,356.64x = 17,750,752.32 × 3,638,863.44 - Step 4: Simplify right side
11,838,356.64x = 64,592,563,649,743.18 - Step 5: Solve for x
x = 64,592,563,649,743.18/11,838,356.64 - Step 6: Final answer
x = 5,456,210.32
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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.