Finding the Fourth Proportional to 9,452,550.68, 13,044,573.08 and 5,378,169.68
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Solution
The fourth proportional to 9,452,550.68, 13,044,573.08 and 5,378,169.68 is: 7,421,904.39
Step by Step Solution
- Step 1: Write the proportion equation
9,452,550.68 : 13,044,573.08 = 5,378,169.68 : x - Step 2: Convert to fraction form
9,452,550.68/13,044,573.08 = 5,378,169.68/x - Step 3: Cross multiply
9,452,550.68x = 13,044,573.08 × 5,378,169.68 - Step 4: Simplify right side
9,452,550.68x = 70,155,927,427,400.21 - Step 5: Solve for x
x = 70,155,927,427,400.21/9,452,550.68 - Step 6: Final answer
x = 7,421,904.39
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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.