Finding the Fourth Proportional to 26,292,452.20, 39,441,750.30 and 8,343,370.60
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Solution
The fourth proportional to 26,292,452.20, 39,441,750.30 and 8,343,370.60 is: 12,516,030.74
Step by Step Solution
- Step 1: Write the proportion equation
26,292,452.20 : 39,441,750.30 = 8,343,370.60 : x - Step 2: Convert to fraction form
26,292,452.20/39,441,750.30 = 8,343,370.60/x - Step 3: Cross multiply
26,292,452.20x = 39,441,750.30 × 8,343,370.60 - Step 4: Simplify right side
26,292,452.20x = 329,077,139,865,561.12 - Step 5: Solve for x
x = 329,077,139,865,561.12/26,292,452.20 - Step 6: Final answer
x = 12,516,030.74
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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.