Finding the Fourth Proportional to 25,774,859.84, 35,569,056.52 and 14,014,128.06
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Solution
The fourth proportional to 25,774,859.84, 35,569,056.52 and 14,014,128.06 is: 19,339,360.75
Step by Step Solution
- Step 1: Write the proportion equation
25,774,859.84 : 35,569,056.52 = 14,014,128.06 : x - Step 2: Convert to fraction form
25,774,859.84/35,569,056.52 = 14,014,128.06/x - Step 3: Cross multiply
25,774,859.84x = 35,569,056.52 × 14,014,128.06 - Step 4: Simplify right side
25,774,859.84x = 498,469,312,796,742 - Step 5: Solve for x
x = 498,469,312,796,742/25,774,859.84 - Step 6: Final answer
x = 19,339,360.75
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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.