Finding the Fourth Proportional to 56,269,286.40, 84,403,013.76 and 17,930,282.88
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Solution
The fourth proportional to 56,269,286.40, 84,403,013.76 and 17,930,282.88 is: 26,895,132.49
Step by Step Solution
- Step 1: Write the proportion equation
56,269,286.40 : 84,403,013.76 = 17,930,282.88 : x - Step 2: Convert to fraction form
56,269,286.40/84,403,013.76 = 17,930,282.88/x - Step 3: Cross multiply
56,269,286.40x = 84,403,013.76 × 17,930,282.88 - Step 4: Simplify right side
56,269,286.40x = 1,513,369,912,641,332.50 - Step 5: Solve for x
x = 1,513,369,912,641,332.50/56,269,286.40 - Step 6: Final answer
x = 26,895,132.49
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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.