Finding the Fourth Proportional to 26,464,210.20, 39,696,315.30 and 8,515,128.60
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Solution
The fourth proportional to 26,464,210.20, 39,696,315.30 and 8,515,128.60 is: 12,772,692.90
Step by Step Solution
- Step 1: Write the proportion equation
26,464,210.20 : 39,696,315.30 = 8,515,128.60 : x - Step 2: Convert to fraction form
26,464,210.20/39,696,315.30 = 8,515,128.60/x - Step 3: Cross multiply
26,464,210.20x = 39,696,315.30 × 8,515,128.60 - Step 4: Simplify right side
26,464,210.20x = 338,019,229,725,647.56 - Step 5: Solve for x
x = 338,019,229,725,647.56/26,464,210.20 - Step 6: Final answer
x = 12,772,692.90
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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.