Finding the Fourth Proportional to 26,749,373.12, 36,925,434.34 and 18,059,316.20
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Solution
The fourth proportional to 26,749,373.12, 36,925,434.34 and 18,059,316.20 is: 24,929,484.95
Step by Step Solution
- Step 1: Write the proportion equation
26,749,373.12 : 36,925,434.34 = 18,059,316.20 : x - Step 2: Convert to fraction form
26,749,373.12/36,925,434.34 = 18,059,316.20/x - Step 3: Cross multiply
26,749,373.12x = 36,925,434.34 × 18,059,316.20 - Step 4: Simplify right side
26,749,373.12x = 666,848,094,568,398.38 - Step 5: Solve for x
x = 666,848,094,568,398.38/26,749,373.12 - Step 6: Final answer
x = 24,929,484.95
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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.