Finding the Fourth Proportional to 9,738,284.35, 13,436,417.95 and 6,296,383.75
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Solution
The fourth proportional to 9,738,284.35, 13,436,417.95 and 6,296,383.75 is: 8,687,448.49
Step by Step Solution
- Step 1: Write the proportion equation
9,738,284.35 : 13,436,417.95 = 6,296,383.75 : x - Step 2: Convert to fraction form
9,738,284.35/13,436,417.95 = 6,296,383.75/x - Step 3: Cross multiply
9,738,284.35x = 13,436,417.95 × 6,296,383.75 - Step 4: Simplify right side
9,738,284.35x = 84,600,843,638,588.31 - Step 5: Solve for x
x = 84,600,843,638,588.31/9,738,284.35 - Step 6: Final answer
x = 8,687,448.49
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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.