Finding the Fourth Proportional to 14,018,529.36, 19,345,822.46 and 8,221,492.20
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Solution
The fourth proportional to 14,018,529.36, 19,345,822.46 and 8,221,492.20 is: 11,345,807.00
Step by Step Solution
- Step 1: Write the proportion equation
14,018,529.36 : 19,345,822.46 = 8,221,492.20 : x - Step 2: Convert to fraction form
14,018,529.36/19,345,822.46 = 8,221,492.20/x - Step 3: Cross multiply
14,018,529.36x = 19,345,822.46 × 8,221,492.20 - Step 4: Simplify right side
14,018,529.36x = 159,051,528,565,990.69 - Step 5: Solve for x
x = 159,051,528,565,990.69/14,018,529.36 - Step 6: Final answer
x = 11,345,807.00
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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.