Finding the Fourth Proportional to 8,106,195.33, 11,185,444.71 and 4,842,317.21
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Solution
The fourth proportional to 8,106,195.33, 11,185,444.71 and 4,842,317.21 is: 6,681,737.75
Step by Step Solution
- Step 1: Write the proportion equation
8,106,195.33 : 11,185,444.71 = 4,842,317.21 : x - Step 2: Convert to fraction form
8,106,195.33/11,185,444.71 = 4,842,317.21/x - Step 3: Cross multiply
8,106,195.33x = 11,185,444.71 × 4,842,317.21 - Step 4: Simplify right side
8,106,195.33x = 54,163,471,364,809.24 - Step 5: Solve for x
x = 54,163,471,364,809.24/8,106,195.33 - Step 6: Final answer
x = 6,681,737.75
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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.