Finding the Fourth Proportional to 26,280,134.44, 39,420,201.66 and 8,329,238.44
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Solution
The fourth proportional to 26,280,134.44, 39,420,201.66 and 8,329,238.44 is: 12,493,857.66
Step by Step Solution
- Step 1: Write the proportion equation
26,280,134.44 : 39,420,201.66 = 8,329,238.44 : x - Step 2: Convert to fraction form
26,280,134.44/39,420,201.66 = 8,329,238.44/x - Step 3: Cross multiply
26,280,134.44x = 39,420,201.66 × 8,329,238.44 - Step 4: Simplify right side
26,280,134.44x = 328,340,258,849,238.69 - Step 5: Solve for x
x = 328,340,258,849,238.69/26,280,134.44 - Step 6: Final answer
x = 12,493,857.66
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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.