Finding the Fourth Proportional to 6,845,798.97, 9,447,204.87 and 3,748,518.23
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Solution
The fourth proportional to 6,845,798.97, 9,447,204.87 and 3,748,518.23 is: 5,172,956.41
Step by Step Solution
- Step 1: Write the proportion equation
6,845,798.97 : 9,447,204.87 = 3,748,518.23 : x - Step 2: Convert to fraction form
6,845,798.97/9,447,204.87 = 3,748,518.23/x - Step 3: Cross multiply
6,845,798.97x = 9,447,204.87 × 3,748,518.23 - Step 4: Simplify right side
6,845,798.97x = 35,413,019,677,739.77 - Step 5: Solve for x
x = 35,413,019,677,739.77/6,845,798.97 - Step 6: Final answer
x = 5,172,956.41
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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.