Finding the Fourth Proportional to 26,621,031.38, 39,935,959.34 and 9,344,749.68
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Solution
The fourth proportional to 26,621,031.38, 39,935,959.34 and 9,344,749.68 is: 14,018,673.35
Step by Step Solution
- Step 1: Write the proportion equation
26,621,031.38 : 39,935,959.34 = 9,344,749.68 : x - Step 2: Convert to fraction form
26,621,031.38/39,935,959.34 = 9,344,749.68/x - Step 3: Cross multiply
26,621,031.38x = 39,935,959.34 × 9,344,749.68 - Step 4: Simplify right side
26,621,031.38x = 373,191,543,216,234.25 - Step 5: Solve for x
x = 373,191,543,216,234.25/26,621,031.38 - Step 6: Final answer
x = 14,018,673.35
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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.