Finding the Fourth Proportional to 10,102,473.07, 15,153,840.93 and 3,370,887.07
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Solution
The fourth proportional to 10,102,473.07, 15,153,840.93 and 3,370,887.07 is: 5,056,374.42
Step by Step Solution
- Step 1: Write the proportion equation
10,102,473.07 : 15,153,840.93 = 3,370,887.07 : x - Step 2: Convert to fraction form
10,102,473.07/15,153,840.93 = 3,370,887.07/x - Step 3: Cross multiply
10,102,473.07x = 15,153,840.93 × 3,370,887.07 - Step 4: Simplify right side
10,102,473.07x = 51,081,886,451,773.77 - Step 5: Solve for x
x = 51,081,886,451,773.77/10,102,473.07 - Step 6: Final answer
x = 5,056,374.42
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.