Finding the Fourth Proportional to 26,768,661.94, 36,940,974.90 and 14,545,518.94
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Solution
The fourth proportional to 26,768,661.94, 36,940,974.90 and 14,545,518.94 is: 20,072,936.45
Step by Step Solution
- Step 1: Write the proportion equation
26,768,661.94 : 36,940,974.90 = 14,545,518.94 : x - Step 2: Convert to fraction form
26,768,661.94/36,940,974.90 = 14,545,518.94/x - Step 3: Cross multiply
26,768,661.94x = 36,940,974.90 × 14,545,518.94 - Step 4: Simplify right side
26,768,661.94x = 537,325,650,070,014.56 - Step 5: Solve for x
x = 537,325,650,070,014.56/26,768,661.94 - Step 6: Final answer
x = 20,072,936.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.