Finding the Fourth Proportional to 14,620,869, 20,176,804.08 and 8,005,875.84
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Solution
The fourth proportional to 14,620,869, 20,176,804.08 and 8,005,875.84 is: 11,048,111.32
Step by Step Solution
- Step 1: Write the proportion equation
14,620,869 : 20,176,804.08 = 8,005,875.84 : x - Step 2: Convert to fraction form
14,620,869/20,176,804.08 = 8,005,875.84/x - Step 3: Cross multiply
14,620,869x = 20,176,804.08 × 8,005,875.84 - Step 4: Simplify right side
14,620,869x = 161,532,988,312,485.41 - Step 5: Solve for x
x = 161,532,988,312,485.41/14,620,869 - Step 6: Final answer
x = 11,048,111.32
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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.