Finding the Fourth Proportional to 26,526,951.84, 39,779,512.59 and 10,138,289.49
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Solution
The fourth proportional to 26,526,951.84, 39,779,512.59 and 10,138,289.49 is: 15,203,262.59
Step by Step Solution
- Step 1: Write the proportion equation
26,526,951.84 : 39,779,512.59 = 10,138,289.49 : x - Step 2: Convert to fraction form
26,526,951.84/39,779,512.59 = 10,138,289.49/x - Step 3: Cross multiply
26,526,951.84x = 39,779,512.59 × 10,138,289.49 - Step 4: Simplify right side
26,526,951.84x = 403,296,214,408,519.75 - Step 5: Solve for x
x = 403,296,214,408,519.75/26,526,951.84 - Step 6: Final answer
x = 15,203,262.59
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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.