Finding the Fourth Proportional to 45,415,462.65, 68,133,625.98 and 13,067,633.13
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Solution
The fourth proportional to 45,415,462.65, 68,133,625.98 and 13,067,633.13 is: 19,604,451.35
Step by Step Solution
- Step 1: Write the proportion equation
45,415,462.65 : 68,133,625.98 = 13,067,633.13 : x - Step 2: Convert to fraction form
45,415,462.65/68,133,625.98 = 13,067,633.13/x - Step 3: Cross multiply
45,415,462.65x = 68,133,625.98 × 13,067,633.13 - Step 4: Simplify right side
45,415,462.65x = 890,345,228,123,276.88 - Step 5: Solve for x
x = 890,345,228,123,276.88/45,415,462.65 - Step 6: Final answer
x = 19,604,451.35
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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.