Finding the Fourth Proportional to 10,031,015.48, 13,847,038.65 and 6,772,244.14
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Solution
The fourth proportional to 10,031,015.48, 13,847,038.65 and 6,772,244.14 is: 9,348,557.63
Step by Step Solution
- Step 1: Write the proportion equation
10,031,015.48 : 13,847,038.65 = 6,772,244.14 : x - Step 2: Convert to fraction form
10,031,015.48/13,847,038.65 = 6,772,244.14/x - Step 3: Cross multiply
10,031,015.48x = 13,847,038.65 × 6,772,244.14 - Step 4: Simplify right side
10,031,015.48x = 93,775,526,319,198.42 - Step 5: Solve for x
x = 93,775,526,319,198.42/10,031,015.48 - Step 6: Final answer
x = 9,348,557.63
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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.