Finding the Fourth Proportional to 50,747,684.48, 70,031,873.88 and 27,542,811.76
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Solution
The fourth proportional to 50,747,684.48, 70,031,873.88 and 27,542,811.76 is: 38,009,117.84
Step by Step Solution
- Step 1: Write the proportion equation
50,747,684.48 : 70,031,873.88 = 27,542,811.76 : x - Step 2: Convert to fraction form
50,747,684.48/70,031,873.88 = 27,542,811.76/x - Step 3: Cross multiply
50,747,684.48x = 70,031,873.88 × 27,542,811.76 - Step 4: Simplify right side
50,747,684.48x = 1,928,874,719,476,900.75 - Step 5: Solve for x
x = 1,928,874,719,476,900.75/50,747,684.48 - Step 6: Final answer
x = 38,009,117.84
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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.