Finding the Fourth Proportional to 48,169,712.38, 66,474,681.74 and 26,143,407.49
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Solution
The fourth proportional to 48,169,712.38, 66,474,681.74 and 26,143,407.49 is: 36,078,162.12
Step by Step Solution
- Step 1: Write the proportion equation
48,169,712.38 : 66,474,681.74 = 26,143,407.49 : x - Step 2: Convert to fraction form
48,169,712.38/66,474,681.74 = 26,143,407.49/x - Step 3: Cross multiply
48,169,712.38x = 66,474,681.74 × 26,143,407.49 - Step 4: Simplify right side
48,169,712.38x = 1,737,874,692,496,882.25 - Step 5: Solve for x
x = 1,737,874,692,496,882.25/48,169,712.38 - Step 6: Final answer
x = 36,078,162.12
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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.