Finding the Fourth Proportional to 7,427,526.26, 10,251,809.35 and 4,528,515.47
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Solution
The fourth proportional to 7,427,526.26, 10,251,809.35 and 4,528,515.47 is: 6,250,462.88
Step by Step Solution
- Step 1: Write the proportion equation
7,427,526.26 : 10,251,809.35 = 4,528,515.47 : x - Step 2: Convert to fraction form
7,427,526.26/10,251,809.35 = 4,528,515.47/x - Step 3: Cross multiply
7,427,526.26x = 10,251,809.35 × 4,528,515.47 - Step 4: Simplify right side
7,427,526.26x = 46,425,477,174,385.30 - Step 5: Solve for x
x = 46,425,477,174,385.30/7,427,526.26 - Step 6: Final answer
x = 6,250,462.88
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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.