Finding the Fourth Proportional to 26,306,565.70, 39,459,848.55 and 16,764,247.30
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Solution
The fourth proportional to 26,306,565.70, 39,459,848.55 and 16,764,247.30 is: 25,146,370.95
Step by Step Solution
- Step 1: Write the proportion equation
26,306,565.70 : 39,459,848.55 = 16,764,247.30 : x - Step 2: Convert to fraction form
26,306,565.70/39,459,848.55 = 16,764,247.30/x - Step 3: Cross multiply
26,306,565.70x = 39,459,848.55 × 16,764,247.30 - Step 4: Simplify right side
26,306,565.70x = 661,514,659,512,746.38 - Step 5: Solve for x
x = 661,514,659,512,746.38/26,306,565.70 - Step 6: Final answer
x = 25,146,370.95
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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.