Finding the Fourth Proportional to 13,271,327.48, 19,875,104.70 and 7,574,279.96
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Solution
The fourth proportional to 13,271,327.48, 19,875,104.70 and 7,574,279.96 is: 11,343,221.50
Step by Step Solution
- Step 1: Write the proportion equation
13,271,327.48 : 19,875,104.70 = 7,574,279.96 : x - Step 2: Convert to fraction form
13,271,327.48/19,875,104.70 = 7,574,279.96/x - Step 3: Cross multiply
13,271,327.48x = 19,875,104.70 × 7,574,279.96 - Step 4: Simplify right side
13,271,327.48x = 150,539,607,232,111.81 - Step 5: Solve for x
x = 150,539,607,232,111.81/13,271,327.48 - Step 6: Final answer
x = 11,343,221.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.