Finding the Fourth Proportional to 20,007,124.36, 27,599,764.98 and 13,130,652.04
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Solution
The fourth proportional to 20,007,124.36, 27,599,764.98 and 13,130,652.04 is: 18,113,693.09
Step by Step Solution
- Step 1: Write the proportion equation
20,007,124.36 : 27,599,764.98 = 13,130,652.04 : x - Step 2: Convert to fraction form
20,007,124.36/27,599,764.98 = 13,130,652.04/x - Step 3: Cross multiply
20,007,124.36x = 27,599,764.98 × 13,130,652.04 - Step 4: Simplify right side
20,007,124.36x = 362,402,910,338,157.56 - Step 5: Solve for x
x = 362,402,910,338,157.56/20,007,124.36 - Step 6: Final answer
x = 18,113,693.09
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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.