Finding the Fourth Proportional to 26,608,634.70, 39,912,952.05 and 15,239,733.90
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Solution
The fourth proportional to 26,608,634.70, 39,912,952.05 and 15,239,733.90 is: 22,859,600.85
Step by Step Solution
- Step 1: Write the proportion equation
26,608,634.70 : 39,912,952.05 = 15,239,733.90 : x - Step 2: Convert to fraction form
26,608,634.70/39,912,952.05 = 15,239,733.90/x - Step 3: Cross multiply
26,608,634.70x = 39,912,952.05 × 15,239,733.90 - Step 4: Simplify right side
26,608,634.70x = 608,262,768,405,459.50 - Step 5: Solve for x
x = 608,262,768,405,459.50/26,608,634.70 - Step 6: Final answer
x = 22,859,600.85
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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.