Finding the Fourth Proportional to 26,768,661.95, 36,940,974.92 and 14,545,518.95
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Solution
The fourth proportional to 26,768,661.95, 36,940,974.92 and 14,545,518.95 is: 20,072,936.46
Step by Step Solution
- Step 1: Write the proportion equation
26,768,661.95 : 36,940,974.92 = 14,545,518.95 : x - Step 2: Convert to fraction form
26,768,661.95/36,940,974.92 = 14,545,518.95/x - Step 3: Cross multiply
26,768,661.95x = 36,940,974.92 × 14,545,518.95 - Step 4: Simplify right side
26,768,661.95x = 537,325,650,472,902.25 - Step 5: Solve for x
x = 537,325,650,472,902.25/26,768,661.95 - Step 6: Final answer
x = 20,072,936.46
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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.