Finding the Fourth Proportional to 13,185,336.07, 19,773,936.28 and 4,663,712.44
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Solution
The fourth proportional to 13,185,336.07, 19,773,936.28 and 4,663,712.44 is: 6,994,129.85
Step by Step Solution
- Step 1: Write the proportion equation
13,185,336.07 : 19,773,936.28 = 4,663,712.44 : x - Step 2: Convert to fraction form
13,185,336.07/19,773,936.28 = 4,663,712.44/x - Step 3: Cross multiply
13,185,336.07x = 19,773,936.28 × 4,663,712.44 - Step 4: Simplify right side
13,185,336.07x = 92,219,952,616,803.34 - Step 5: Solve for x
x = 92,219,952,616,803.34/13,185,336.07 - Step 6: Final answer
x = 6,994,129.85
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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.