Finding the Fourth Proportional to 26,470,021.56, 36,529,727.95 and 14,709,246.00
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Solution
The fourth proportional to 26,470,021.56, 36,529,727.95 and 14,709,246.00 is: 20,299,369.75
Step by Step Solution
- Step 1: Write the proportion equation
26,470,021.56 : 36,529,727.95 = 14,709,246.00 : x - Step 2: Convert to fraction form
26,470,021.56/36,529,727.95 = 14,709,246.00/x - Step 3: Cross multiply
26,470,021.56x = 36,529,727.95 × 14,709,246.00 - Step 4: Simplify right side
26,470,021.56x = 537,324,754,836,524.12 - Step 5: Solve for x
x = 537,324,754,836,524.12/26,470,021.56 - Step 6: Final answer
x = 20,299,369.75
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1.5x scale
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.