Finding the Fourth Proportional to 69,917,134.86, 96,486,058.44 and 40,565,944.08
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Solution
The fourth proportional to 69,917,134.86, 96,486,058.44 and 40,565,944.08 is: 55,981,242.07
Step by Step Solution
- Step 1: Write the proportion equation
69,917,134.86 : 96,486,058.44 = 40,565,944.08 : x - Step 2: Convert to fraction form
69,917,134.86/96,486,058.44 = 40,565,944.08/x - Step 3: Cross multiply
69,917,134.86x = 96,486,058.44 × 40,565,944.08 - Step 4: Simplify right side
69,917,134.86x = 3,914,048,051,176,652 - Step 5: Solve for x
x = 3,914,048,051,176,652/69,917,134.86 - Step 6: Final answer
x = 55,981,242.07
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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.