Finding the Fourth Proportional to 43,194,831.95, 64,808,565.99 and 25,935,067.59
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Solution
The fourth proportional to 43,194,831.95, 64,808,565.99 and 25,935,067.59 is: 38,912,399.08
Step by Step Solution
- Step 1: Write the proportion equation
43,194,831.95 : 64,808,565.99 = 25,935,067.59 : x - Step 2: Convert to fraction form
43,194,831.95/64,808,565.99 = 25,935,067.59/x - Step 3: Cross multiply
43,194,831.95x = 64,808,565.99 × 25,935,067.59 - Step 4: Simplify right side
43,194,831.95x = 1,680,814,539,021,336.50 - Step 5: Solve for x
x = 1,680,814,539,021,336.50/43,194,831.95 - Step 6: Final answer
x = 38,912,399.08
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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.