Finding the Fourth Proportional to 36,018,518.19, 54,016,630.86 and 12,986,488.56
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Solution
The fourth proportional to 36,018,518.19, 54,016,630.86 and 12,986,488.56 is: 19,475,713.99
Step by Step Solution
- Step 1: Write the proportion equation
36,018,518.19 : 54,016,630.86 = 12,986,488.56 : x - Step 2: Convert to fraction form
36,018,518.19/54,016,630.86 = 12,986,488.56/x - Step 3: Cross multiply
36,018,518.19x = 54,016,630.86 × 12,986,488.56 - Step 4: Simplify right side
36,018,518.19x = 701,486,358,713,133 - Step 5: Solve for x
x = 701,486,358,713,133/36,018,518.19 - Step 6: Final answer
x = 19,475,713.99
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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.