Finding the Fourth Proportional to 19,810,616.73, 29,717,961.18 and 6,856,746.20
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Solution
The fourth proportional to 19,810,616.73, 29,717,961.18 and 6,856,746.20 is: 10,285,824.02
Step by Step Solution
- Step 1: Write the proportion equation
19,810,616.73 : 29,717,961.18 = 6,856,746.20 : x - Step 2: Convert to fraction form
19,810,616.73/29,717,961.18 = 6,856,746.20/x - Step 3: Cross multiply
19,810,616.73x = 29,717,961.18 × 6,856,746.20 - Step 4: Simplify right side
19,810,616.73x = 203,768,517,329,852.28 - Step 5: Solve for x
x = 203,768,517,329,852.28/19,810,616.73 - Step 6: Final answer
x = 10,285,824.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.