Finding the Fourth Proportional to 7,048,276.90, 10,572,415.35 and 2,559,969.70
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Solution
The fourth proportional to 7,048,276.90, 10,572,415.35 and 2,559,969.70 is: 3,839,954.55
Step by Step Solution
- Step 1: Write the proportion equation
7,048,276.90 : 10,572,415.35 = 2,559,969.70 : x - Step 2: Convert to fraction form
7,048,276.90/10,572,415.35 = 2,559,969.70/x - Step 3: Cross multiply
7,048,276.90x = 10,572,415.35 × 2,559,969.70 - Step 4: Simplify right side
7,048,276.90x = 27,065,062,951,814.89 - Step 5: Solve for x
x = 27,065,062,951,814.89/7,048,276.90 - Step 6: Final answer
x = 3,839,954.55
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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.