Finding the Fourth Proportional to 26,062,170.42, 39,077,926.57 and 9,889,258.21
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Solution
The fourth proportional to 26,062,170.42, 39,077,926.57 and 9,889,258.21 is: 14,828,070.72
Step by Step Solution
- Step 1: Write the proportion equation
26,062,170.42 : 39,077,926.57 = 9,889,258.21 : x - Step 2: Convert to fraction form
26,062,170.42/39,077,926.57 = 9,889,258.21/x - Step 3: Cross multiply
26,062,170.42x = 39,077,926.57 × 9,889,258.21 - Step 4: Simplify right side
26,062,170.42x = 386,451,706,076,816.38 - Step 5: Solve for x
x = 386,451,706,076,816.38/26,062,170.42 - Step 6: Final answer
x = 14,828,070.72
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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.