Finding the Fourth Proportional to 45,469,615.98, 68,203,444.26 and 12,679,311.36
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Solution
The fourth proportional to 45,469,615.98, 68,203,444.26 and 12,679,311.36 is: 19,018,693.85
Step by Step Solution
- Step 1: Write the proportion equation
45,469,615.98 : 68,203,444.26 = 12,679,311.36 : x - Step 2: Convert to fraction form
45,469,615.98/68,203,444.26 = 12,679,311.36/x - Step 3: Cross multiply
45,469,615.98x = 68,203,444.26 × 12,679,311.36 - Step 4: Simplify right side
45,469,615.98x = 864,772,705,596,944.88 - Step 5: Solve for x
x = 864,772,705,596,944.88/45,469,615.98 - Step 6: Final answer
x = 19,018,693.85
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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.