Finding the Fourth Proportional to 10,267,598.12, 14,169,452.46 and 5,621,304.74
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Solution
The fourth proportional to 10,267,598.12, 14,169,452.46 and 5,621,304.74 is: 7,757,492.00
Step by Step Solution
- Step 1: Write the proportion equation
10,267,598.12 : 14,169,452.46 = 5,621,304.74 : x - Step 2: Convert to fraction form
10,267,598.12/14,169,452.46 = 5,621,304.74/x - Step 3: Cross multiply
10,267,598.12x = 14,169,452.46 × 5,621,304.74 - Step 4: Simplify right side
10,267,598.12x = 79,650,810,276,602.67 - Step 5: Solve for x
x = 79,650,810,276,602.67/10,267,598.12 - Step 6: Final answer
x = 7,757,492.00
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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.