Finding the Fourth Proportional to 19,163,263.24, 28,724,424.54 and 9,559,708.84
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Solution
The fourth proportional to 19,163,263.24, 28,724,424.54 and 9,559,708.84 is: 14,329,351.52
Step by Step Solution
- Step 1: Write the proportion equation
19,163,263.24 : 28,724,424.54 = 9,559,708.84 : x - Step 2: Convert to fraction form
19,163,263.24/28,724,424.54 = 9,559,708.84/x - Step 3: Cross multiply
19,163,263.24x = 28,724,424.54 × 9,559,708.84 - Step 4: Simplify right side
19,163,263.24x = 274,597,135,198,950.91 - Step 5: Solve for x
x = 274,597,135,198,950.91/19,163,263.24 - Step 6: Final answer
x = 14,329,351.52
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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.