Finding the Fourth Proportional to 15,624,316.02, 21,560,633.55 and 8,558,504.00
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Solution
The fourth proportional to 15,624,316.02, 21,560,633.55 and 8,558,504.00 is: 11,810,230.17
Step by Step Solution
- Step 1: Write the proportion equation
15,624,316.02 : 21,560,633.55 = 8,558,504.00 : x - Step 2: Convert to fraction form
15,624,316.02/21,560,633.55 = 8,558,504.00/x - Step 3: Cross multiply
15,624,316.02x = 21,560,633.55 × 8,558,504.00 - Step 4: Simplify right side
15,624,316.02x = 184,526,768,453,258.41 - Step 5: Solve for x
x = 184,526,768,453,258.41/15,624,316.02 - Step 6: Final answer
x = 11,810,230.17
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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.