Finding the Fourth Proportional to 26,402,428.06, 36,439,086.36 and 14,644,295.98
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Solution
The fourth proportional to 26,402,428.06, 36,439,086.36 and 14,644,295.98 is: 20,211,200.45
Step by Step Solution
- Step 1: Write the proportion equation
26,402,428.06 : 36,439,086.36 = 14,644,295.98 : x - Step 2: Convert to fraction form
26,402,428.06/36,439,086.36 = 14,644,295.98/x - Step 3: Cross multiply
26,402,428.06x = 36,439,086.36 × 14,644,295.98 - Step 4: Simplify right side
26,402,428.06x = 533,624,765,896,620.81 - Step 5: Solve for x
x = 533,624,765,896,620.81/26,402,428.06 - Step 6: Final answer
x = 20,211,200.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.